Execution of Old Guns by Variable-Speed Firing Squad

[Entity Valkyrie 2]

EDIT: guntrue_2300 reduced (3233 -> EDIT 2: 3015)

Code: Select all

x = 67, y = 45, rule = B3/S23
48b2o4b2o$48bobo2bobo$36b2o12b4o$37bo4bo2bo2bo2b2o2bo$36bo5b4o2bo2b2o
2bo$36b2o2b2o8bo2bo$34b2o3bobob2obo12b2o$33bo2bob2o2b2ob2o12bo2bo$3b2o
28b3o4bo16bobob2o$2bobo31b4o17b2obo$3bo29b2obo12b2o9bo$32bobo3b2o7bo2b
o9b2o$13b4o15bobo2b3o7bo2bo7b2o2bo$2o11bo2b2o6b2o5b2ob2o11bobo7bo3bob
o$2o12bo2b2o5b2o15bobo4bo9b2obobo$14bo2bo23b2o15b2obobob2o$15b2o17bo7b
o16b5o2bo$32b3o24bo4bo$15b2o14bo27b5o$14bo2bo13b2o$2o12bo2b2o42bo$2o11b
o2b2o42bobo$13b4o38bo5bo$54bobo$3bo51bo$2bobo$3b2o8b2o38b5o$13b2o38bo
4bo$54bob2o2bo$41b2o10bobobob2o$5bo33bo4bo7b2obobo$4bobo18b2ob2o8bo6b
o5bo3bobo$5bo20bobobob2o4bo3b2o3b2o3b2o2bo$26bobo3b2o4bobo2b3o8b2o$27b
2obo14bob2o5bo$30b4o12b3o2b2obo$8b2o17b3o3bo17bobob2o$8b2o17bo2bob2o2b
2ob2o5bo6bo2bo$3b2o23b2o3bobob2obo12b2o$2bobo25b2o2b2o8bo2bo$2bo27bo5b
4o2b3o2b3o$b2o13b2o14bo3bo2bo3b2o2b2o$16bo10bo3b2o11bo2bo$9b2o6b3o8bo
13bobo2bobo$9b2o8bo6b3o13b2o4b2o!

gun_2300 reduced:

Code: Select all

x = 66, y = 44, rule = LifeHistory
47.2A4.2A$47.A.A2.A.A$35.2A12.A2BA$32.2A2.A4.A2.A2.BA4BAB$33.A.A5.4A
2.B2A2B2AB$32.A2.2A2.2A7.2B2A2B$33.2A3.A.A.2A.A4.2B6.2A$3.2A30.A.2A.A
BA.2A5.B6.A2.A$2.A.A28.2A3.4B9.2B2.BA.A.2A$2.BA28.A2.3A3BA7.BA3B.B2A.
A$3.2B2.9B.B3.4B5.A2.A.A.4BAB2.4BABA4B3.A$.12B4A3B.4B5.2A.A.BA3B.7B2A
BA4B3.2A$2A11BA2B2A6B2A7.A.BABA2.15B.2A2.A$2A12BA2B2A5B2A7.2A2.B3.ABA
3B4A4B.A.B.A.A$.B.11BA2BA5B.B4.2A9.B2A5BABA5.ABABA.A$4.11B2A6B5.B2AB
7.3BA3.4B7.4B.A.2A$17.3B.B.3B3.3B6.4B16.2BABA2.A$4.11B2A9B4.B6.4B16.A
B4.A$.B.11BA2BA15B3.4B18.5A$2A12BA2B2A20B$2A11BA2B2A20B22.A$.12B4A20B
18.A3.A.A$3.2B2.9B.3B.B.13B18.A.A3.A$2.BA21.10B20.A$2.A.A19.10B$3.2A
8.2A8.4B2.6B18.5A$12.B2AB6.4B3.7B16.BA4.A$12.4B5.4B5.B2.4B16.BAB2A2.A
$13.2B5.4B10.4B3.2A2B7.BABA.A.2A$5.A7.4B2.4B12.4BA4BAB5.B2ABA.A$4.A.A
5.5B.4B3.2A.2A2.B3.2BA6BA4B.A.B.A.A$5.A.14B5.A.A.AB2A2.2BA3B2A3B2A2B.
2A2.A$6.14B6.A.A.2B2AB.2BABA2B3A5B3.2A$6.14B7.2A.A.6B2.5BAB2A2B3.A$6.
15B9.4A3B7.2B3A.B2A.A$5.3B2A12B5.3A3.A3B9.2B2.BA.A.2A$5.3B2A13B4.A2.A
.2A.B2A.2A5.A6.A2.A$3.2AB.11B2.4B4.2A3.A.A.2A.A4.2B6.2A$2.A.AB2.8B5.
4B5.2A2.2A7.BA2BAB$2.A5.10B4.4B4.A5.4A2.3A2B3A$.2A5.B.B5.2A5.4B5.A3.A
2.A2.B2A2B2AB$9.3B4.A7.3BA3.2A11.A2BA$8.B2AB5.3A5.3BA13.A.A2.A.A$9.2A
8.A6.3AB12.2A4.2A!

EDIT: Best guntrue_1984 reduction I could finagle (5415 -> 3657)

Code: Select all

x = 69, y = 53, rule = B3/S23
20b2o$20b2o4$27b2o$10b2o3bo11b2o$11bo2bobo22b2o2b2o$8b3o3b2o23bobo2bo
$7bo3b3o27b2obob2o$7bob2o2bo25bo2bobob2o$6b2o2b2o27b4ob2o$5bo2b2obo30b
o$6bobo2b3o25b2ob2o$5b2ob2o29b2o2bo$6bobo27b2o4b2o2bo$6bobo26b3o5bob2o
$7bo20bo6b2o3bo2bo$25b2o2bo5b3obobobob2o$24b2o2b3o5bo2b3o2bobo$8b2o14b
2o2b2o7b2o3b2o$9bo2b2o11b4o9bob2o$9bobo2bo11b2o5b2o3bo2bo16bo3bo$10bo
b2obo10bo6bo5b2o16bobobobo$12bo2b4o15b3o18b2o2bobo2b2o$13bob5o16bo18b
2ob2ob2ob2o$12bo3b3o24b2o9bobo7bobo$11b3o29b2o10bo2b2ob2o2bo$11b3o$58b
2ob2o$15b2o4b3o30bo2bobobobo2bo$14bobo14b4o9bo9bo3bo3bo3bo$7b2o5bo15b
o5bo6bobo$7bo5b2o16b2o9bo3bo$4b2obo26bobo6bobo$4bo2bob2o2b2o$6b2obo3b
2o$9bo$9b2o42bobo6bobo$15bo36bo3bo9b2o$3b2o9bobo36bobo6bo5bo$3bo11bo16b
o3bo3bo3bo9bo9b4o$2obo28bo2bobobobo2bo$o2b3o4b2o24b2ob2o$b2o3bo3b2o$3b
4o26bo2b2ob2o2bo10b2o$3bo15b2o11bobo7bobo9b2o$4b3o12bobo11b2ob2ob2ob2o
$7bo13bo11b2o2bobo2b2o$2b5o14b2o12bobobobo$2bo13bo19bo3bo$4bo12bo$3b2o
10b3o!

I wished this was a reduction, but unfortunately it is not. It does have the cursed bipole though:

Code: Select all

x = 64, y = 60, rule = LifeHistory
52.2A$52.A.A$54.A4.2A$50.4A.2A2.A2.A$44.2A4.A2.A.A.A.A.2A$44.A7.BABAB
A.A$46.A6.B2ABA.A$27.A5.A8.5A7.2B.BA$26.BAB3.BAB7.A10.3B$24.B4A3.4AB
7.B4A3.4B$23.B2A2B.B.B.2B2A2.2A3.BA2.A3.B2A3B$23.3A2B2A.2A2B5A.A2.4B
4.B2A3B$23.2A3B2A.2A3B2A2.B.B2.15B$13.2A8.B3ABAB.BAB3AB3.A.A.2A14B$
12.B2AB7.2B2A3B.3B2A2B4.2A.2A3BA11B$13.2AB7.3B3AB.B3A3B8.B.BABA11B$6.
2B2.2B2.A2.2B4.5B2A.2A5B11.BA7B2.3BA$.12B3A11BA.A.A.A4B12.6B5.ABA$12B
2AB2A11BA3.A4B12.9B4.2A$11B2A3B2A6B2.3B3.3B13.4B4.2A$.11B2AB2A7B3.B5.
B13.4B5.A$2.21B23.4B7.3A$5.B.15B23.4B10.A$16.3B.3B21.4B$17.15B.B9.4B$
16.21B5.4B$5.B5.B3.7B2AB2A11B3.4B$4.3B3.3B2.6B2A3B2A11B.4B$2.4BA3.A
11B2AB2A16B3.B$.4BA.A.A.A11B3A18B.3A$.5B2A.2A5B4.2B2.A2.2B2.2B5.9B9.A
$.3B3AB.B3A3B7.B2A13.8B8.BAB$.2B2A3B.3B2A2B7.B2AB11.8B5.B.BABAB$.B3AB
AB.BAB3AB8.2A13.9B.BA2B2A.AB$.2A3B2A.2A3B2A16.A6.9B3A2B2A2B$.3A2B2A.
2A2B3A16.3A4.9B.BA3B.3B$.B2A2B.B.B.2B2AB12.2A5.A3.B2A5B4.B.B2AB.A$2.B
4A3.4AB12.A2.A3.2A3.2B2A4B7.A2.A.A$4.BAB3.BAB14.2A.A3.13B2.2B4.2A2.A$
5.A5.A13.2A3.2A4.B2A2BA10B7.2A$22.A.A2.ABA2.AB.2BA4B2A8B$22.2A.A.A.2B
A2B.3B2A4BA8B$25.A2.A.2A3B.2B2ABABA10B7.A$22.2A.A3.3A2B3.4BA13B5.A.A$
22.AB.2A3.2A2B4.17B5.A.A$23.2AB2.A2BA6.18B2A.2A.2A$24.2AB2ABA8.2B2.
11B.B3A.B.A$24.A.A16.8B.B3.2BABA2.A$22.ABA.2B2A13.8B5.AB2A.2A$21.AB.A
.A2.A13.8B4.A2.AB.A$21.2A.A.2A14.9B4.3A3.A$24.A2.A.A13.9B.2A3.3A$24.
2A2.2A11.B.9BA.A2.A$40.2A9B.BA3.2A$40.2AB.7B$41.B3.5B$47.B$46.3B$46.B
2AB$47.2A!

Here's an actual reduction to gun_1984:

Code: Select all

x = 68, y = 53, rule = LifeHistory
19.2A$18.B2AB$19.3B$20.B$18.5B3.B$17.7B.B2A$9.2A3.AB.9B2A$10.A2.A.A9B
.B11.2A2.2A$7.3A3.2A.9B13.A.A2.A$6.A3.3A4.9B14.2A.A.2A$6.A.BA2.A4.8B
13.A2.A.A.BA$5.2A.2ABA5.8B13.2A2B.ABA$4.A2.ABA2B3.B.8B16.A.A$5.A.B.3A
B.11B2.2B8.AB2AB2A$4.2A.2A.2A18B6.A2BA2.B2A$5.A.A5.17B4.2B2A3.2A.BA$
5.A.A5.18B3.2B3A3.A.2A$6.A7.18B.3B2A.A2.A$15.9BA8B.2BA2B.A.A.2A$16.6B
2AB2A6B.BA2.ABA2.A.A$7.2A7.6B2AB2A5B4.2A3.2A13.A5.A$8.A2.2A4.2B2.2BAB
A8B3.A.2A14.BAB3.BAB$8.A.A2.A7.BA4BAB3.2A3.A2.A12.B4A3.4AB$9.A.B2AB.B
4.BAB2ABAB3.A5.2A12.B2A2B.B.B.2B2AB$10.3B.3BAB.2BA4BAB4.3A16.3A2B2A.
2A2B3A$11.2B2A2B3A4BABA2B6.A16.2A3B2A.2A3B2A$10.BA.2A2BAB.3B2AB2AB13.
2A8.B3ABAB.BAB3AB$10.BABAB.B5.B2AB2A2B11.B2AB7.2B2A3B.3B2A2B$10.BAB8.
4BA3B13.3B7.3B3AB.B3A3B$11.A9.9B5.BA2.2B2.B2.2B4.5B2A.2A5B$20.3A.10B
2ABA18BA.A.A.A4B$21.B3.8B2A12BA2BA6BA3.A4B$24.4B.3BA3B2AB2A5B3A2BAB2.
3B3.3B$23.4B3.3B3A3B3A3BA5BAB3.B5.B$12.2A8.4B5.3BA4B2A5B4A2B$11.B2AB
6.4B9.B.11BAB2A$11.4B5.4B21.3B.3B$12.2B5.4B23.2ABA11B.B$4.A7.4B2.4B
23.2B4A5B2A4BA3B$3.A.A5.5B.4B13.B5.B3.BA5BA3B3A3B3A3B$4.A.14B13.3B3.
3B2.BA2B3A5B2AB2A3BA3B$5.14B12.4BA3.A6BA2BA12B2A4B$5.14B11.4BA.A.A.A
18BAB2A4B$5.15B10.5B2A.2A5B4.2B2.B2.2B2.AB$4.3B2A12B9.3B3AB.B3A3B7.3B
$4.3B2A13B8.2B2A3B.3B2A2B7.B2AB$2.2AB.11B2.4B7.B3ABAB.BAB3AB8.2A$.A.A
B2.8B5.4B6.2A3B2A.2A3B2A$.A5.10B4.4B4.B3A2B2A.2A2B3A$2A5.B.B5.2A5.4B
4.B2A2B.B.B.2B2AB$8.3B4.A7.3BA4.B4A3.4AB$7.B2AB5.3A5.3BA5.BAB3.BAB$8.
2A8.A6.3AB5.A5.A!

[squareroot12621]

Here's an actual reduction to gun_1984:

Code: Select all

...

The glider can’t escape:

Code: Select all

x = 67, y = 53, rule = LifeHistory
18.2A$17.B2AB$18.3B$19.A$17.BABAB3.B$16.BA3BAB.B2A$8.2A3.AB.2ABAB2A2B
2A$9.A2.A.4ABA2BAB.B11.2A2.2A$6.3A3.2A.6AB2A13.A.A2.A$5.A3.3A4.3B5AB
14.2A.A.2A$5.A.2A2.A4.6B2A13.A2.A.A.2A$4.2A.B2AB5.8B13.4A.2AB$3.A2.2A
BAB3.B.2A6B16.A.B$4.A.A.B3A.3B5A3B2.2B8.B2AB2AB$3.2A.2A.7B2AB5A5B6.2B
2A2.A2B$4.A.A5.5BA2BAB2A5B4.B2AB3.2A.BA$4.A.A5.5B2ABAB2A6B3.3A2B3.A.
2A$5.A7.5BA3BA8B.B2A2B.A2.A$14.5BABA10B.3ABA.A.A.2A$15.5BA11B.BA2.3A
2.A.A$6.2A7.16B4.2A3.2A13.B5.B$7.A2.2A4.2B2.13B3.A.2A14.3B3.3B$7.A.A
2.A7.8B3.2A3.A2.A12.4BA3.A4B$8.A.2ABA.B4.8B3.A5.2A12.4BA.A.A.A4B$9.BA
B.4AB.9B4.3A16.5B2A.2A5B$10.BAB5A10B6.A16.7B.7B$9.BA.2B3AB.9B13.2A8.
7B.7B$9.3A2B.B5.8B11.B2AB7.B5AB.B5AB$9.3A8.8B13.3B7.BAB4A.4ABAB$10.B
9.9B5.2B2.2B2.B2.2B4.B2ABABA.ABAB2AB$19.3A.30BABA.A.A.ABA2B$20.B3.6BA
9BA13B3A3.3A2B$23.4B.B3A2B2AB5A10B2.BAB3.BAB$12.2A8.4B3.3A2B7ABA9B3.B
5.B$11.B2AB6.4B5.4B2A3BAB2ABA6B$11.4B5.4B9.B.BA5BABA5B$12.2B5.4B21.3B
.3B$4.A7.4B2.4B23.5BABA5BAB.B$3.A.A5.5B.4B23.6BAB2ABA3B2A4B$4.A.14B
13.B5.B3.9BAB7A2B3A$5.14B13.BAB3.BAB2.10B5AB2A2B3AB$5.14B11.2B3A3.3A
13BA9BA2B$5.15B9.2BABA.A.A.ABA24B$4.3B2A12B8.B2ABABA.ABAB2AB4.2B2.B2.
2B2.2B$4.3B2A13B7.BAB4A.4ABAB7.3B$2.2AB.11B2.4B6.B5AB.B5AB7.B2AB$.A.A
B2.8B5.4B5.7B.7B8.2A$.A5.10B4.4B4.7B.7B$2A5.B.B5.2A5.4B2.6B2A.2A5B$8.
3B4.A7.4B2.4BA.A.A.A4B$7.B2AB5.3A5.3BA2.4BA3.A4B$8.2A8.A6.3BA3.3B3.3B
$26.3A4.B5.B!
[[ STARTFROM 1800 ]]

[Entity Valkyrie 2]

Here's an actual reduction to gun_1984:

Code: Select all

...

The glider can’t escape:

Code: Select all

x = 67, y = 53, rule = LifeHistory
18.2A$17.B2AB$18.3B$19.A$17.BABAB3.B$16.BA3BAB.B2A$8.2A3.AB.2ABAB2A2B
2A$9.A2.A.4ABA2BAB.B11.2A2.2A$6.3A3.2A.6AB2A13.A.A2.A$5.A3.3A4.3B5AB
14.2A.A.2A$5.A.2A2.A4.6B2A13.A2.A.A.2A$4.2A.B2AB5.8B13.4A.2AB$3.A2.2A
BAB3.B.2A6B16.A.B$4.A.A.B3A.3B5A3B2.2B8.B2AB2AB$3.2A.2A.7B2AB5A5B6.2B
2A2.A2B$4.A.A5.5BA2BAB2A5B4.B2AB3.2A.BA$4.A.A5.5B2ABAB2A6B3.3A2B3.A.
2A$5.A7.5BA3BA8B.B2A2B.A2.A$14.5BABA10B.3ABA.A.A.2A$15.5BA11B.BA2.3A
2.A.A$6.2A7.16B4.2A3.2A13.B5.B$7.A2.2A4.2B2.13B3.A.2A14.3B3.3B$7.A.A
2.A7.8B3.2A3.A2.A12.4BA3.A4B$8.A.2ABA.B4.8B3.A5.2A12.4BA.A.A.A4B$9.BA
B.4AB.9B4.3A16.5B2A.2A5B$10.BAB5A10B6.A16.7B.7B$9.BA.2B3AB.9B13.2A8.
7B.7B$9.3A2B.B5.8B11.B2AB7.B5AB.B5AB$9.3A8.8B13.3B7.BAB4A.4ABAB$10.B
9.9B5.2B2.2B2.B2.2B4.B2ABABA.ABAB2AB$19.3A.30BABA.A.A.ABA2B$20.B3.6BA
9BA13B3A3.3A2B$23.4B.B3A2B2AB5A10B2.BAB3.BAB$12.2A8.4B3.3A2B7ABA9B3.B
5.B$11.B2AB6.4B5.4B2A3BAB2ABA6B$11.4B5.4B9.B.BA5BABA5B$12.2B5.4B21.3B
.3B$4.A7.4B2.4B23.5BABA5BAB.B$3.A.A5.5B.4B23.6BAB2ABA3B2A4B$4.A.14B
13.B5.B3.9BAB7A2B3A$5.14B13.BAB3.BAB2.10B5AB2A2B3AB$5.14B11.2B3A3.3A
13BA9BA2B$5.15B9.2BABA.A.A.ABA24B$4.3B2A12B8.B2ABABA.ABAB2AB4.2B2.B2.
2B2.2B$4.3B2A13B7.BAB4A.4ABAB7.3B$2.2AB.11B2.4B6.B5AB.B5AB7.B2AB$.A.A
B2.8B5.4B5.7B.7B8.2A$.A5.10B4.4B4.7B.7B$2A5.B.B5.2A5.4B2.6B2A.2A5B$8.
3B4.A7.4B2.4BA.A.A.A4B$7.B2AB5.3A5.3BA2.4BA3.A4B$8.2A8.A6.3BA3.3B3.3B
$26.3A4.B5.B!
[[ STARTFROM 1800 ]]

The semi-snark was supposed to be 1 further out. Fixed.

[WhiteHawk]

EDIT: gun_1860 reduction (3780 -> 2112) (and yes it is 2112 despite the pattern being 2064)

Code: Select all

guntrue_7440 reduced (2793 -> 2400)

Code: Select all

x = 48, y = 48, rule = B3/S23
26b2o$26b2o3$24b2o$19b2o3b2o$19b2o4b2o5bo3b2o$3b2o2b2o15b2o5bobo2bo$3b
o2bobo15b2o6b2o3b3o$2obob2o17bo9b3o3bo$2obobo2bo25bo2b2obo$2b2ob4o27b
2o2b2o$5bo30bob2o2bo$4b2ob2o18bo6b3o2bobo$4bo2b2o15bob3o9b2ob2o$bo2b2o
4b2o10b3o3b2o9bobo$b2obo5b3o8bo4bo3bo8bobo$4bo2bo3b2o7bo4bob3o10bo$b2o
bobobob3o15bo$bobo2b3o2bo9b3o$4b2o3b2o12bo14b2o$6b2obo24b2o2bo$6bo2bo
3b2o18bo2bobo$7b2o5bo17bob2obo$11b3o15b4o2bo$11bo16b5obo$29b3o3bo$34b
3o$2b3o29b3o$3bo$3bo20b3o$2b3o$35b2o$2b3o8bo21b2o$2b3o7b3o$11bo2bo26b
3o$2b3o5b3o27bo$3bo7b2o19b2o2bo3bo3bo$3bo28b5o3bo2bobo$2b3o28b3o6bobo
2bo$43bo3bo$21bo15bo9bo$8bo2bo4b3ob2o2b2o10bobo5b3o$6bo2b2o2bo2b4o4b2o
11bo$6bo2b2o2bo6b2o$8b4o23bo$6bobo2bobo22bo$6b2o4b2o20b3o!

[EvinZL]

reductions to gun_2604 and gun_2852

Code: Select all

x = 49, y = 40, rule = B3/S23
21b2ob2o$20bobobo14bo$20bo3bo2bo9b3o$12b2o4b2obo2bobobo7bo$6b2o3bo2bo
2bobob3o2bobo7b2o$6bo4bo2bo3bo5b3ob2o$7b3obobo6b2obo9b3o$9bo2b3o3bobo
b2ob2obobobo3bo3bo6b2o$12b2ob5o4bobobo8bo2b2o4bobo$8bo15bo9bo12bo$8bo
13bobo8bobo2bo2bobobo$9bo12b2o6bo3bo3bo2b2o2bo$6b3o22bo5bo7bo$6bo25bo
3bo6bo$33b3o5b2o3b2o$41b2o5bo$5b2o34bo3bo$5b2o33b3o$40bo2b4o$41bo3bo$
40b2obobobo$42bobob2o$12bob2o13b3o10bobo$2o9b2o30b2o$2o8b3o2$15bobo6b
3o$14bo2bo7bo$7bo6bobo$6bobo5b3o7b2obo$7b2o13b2obobo$9b2o10bob3o$9bo2b
3o6bo5b2o$6b2obo12bo4b2o$6bobob2o11bo$8bobo3bo5b3o$8bo3b5o3bo$9b3o5bo
$11bob4o$12bobo!

Code: Select all

x = 60, y = 40, rule = B3/S23
12bobo$11bob4o$9b3o5bo$8bo3bob3o3bo$8bobobobo5b3o$6bobo14bo$6b2obobob
o8bobobobo$9bobob2o6bob3o3bo$9b2o10bobobo2bo$7b2o13bo2b2o$6bobo14bo2b
o$7bo$23bo3bo$55b2o$24b3o28bobo$2o54bo$2o$22b2o5b3o8bob2o$21bo12b2o3b
o2b2o2b3o9b2o$17bob2o3bo9b2o3bo6b2o10b2o$17bo3b2o2b3obo9b2o3b3o$17bob
3o2b2o3bo11bo3bo$5b2o15bo3b2obo$5b2o18bo15bo3bo$23b2o14b2o3b3o$39bo6b
2o10b2o$6bo32bo2b2o2b3o9b2o$6b3o31bob2o$9bo12b2o$8b2o7bo4bobo31bo$15b
o3bo4bo30bobo$10b2o12b2o29b2o$9bob2o2bo2bobob2o2bo$7b3obo2b2ob2ob2obo
bo$6bo4bob2o3b2o4bo$6b2o3bo2bo2bo3b3o$12b2o4b2obo$20bo$20bobo$21b2o!

[Period1GliderGun]

and don't forget good old gun_124 (3355 -> 2250)

Code: Select all

x = 50, y = 45, rule = B3/S23
$17bo$16bobo$12b2o2bo2bo$12b2o6bo12b3o4b3o$14b4ob2o5b2o4bo2b2o2b2o2bo
4b2o$10b5o2b2o7b2o5bobo4bobo5b2o$10bo5b2ob4o11bo6bo$13b2obobo4bo$12bo
bo3bob3o$11bo6bobo$11bob4o$10b2obob2ob2o3b2o$12bob2o2bo5bo9bo6bo$12bo
11bob2o5bobo4bobo5b2o$13bo8bobob2o4bo2b2o2b2o2bo4b2o$10b3o9b2o9b3o4b3o
$10bo4$5b2o$5b2o11b2o$17bo2bo$17bo2bo$16b2ob2o$17bobo10bo$18bo11bo$2o
28bo$2o9bo2bo10bo$11bo2bo10bo$12bobo2b2o5b3o$16bobo$7bo9bo$6bobo16b2o
$7b2o13b2ob3o$9b2o10bobo$9bobob2o6bo4b4o18bo$6b2obo3b2o7bo26bo$6bobob
4o9bo23b3o$8bo2bo2bo5b3o$8bo3bob3o3bo$9b3o5bo$11bob4o$12bobo!

[WhiteHawk]

and don't forget good old gun_124 (3355 -> 2250)

Code: Select all

Quite clever!

guntrue_248 (3575 -> 2250)

Code: Select all

x = 50, y = 44, rule = B3/S23
17bo$16bobo$12b2o2bo2bo13b2o6b2o$12b2o6bo12b2obo2bob2o$14b4ob2o5b2o4b
o4b2o4bo4b2o$10b5o2b2o7b2o5b4o2b4o5b2o$10bo6bob4o11b2o4b2o$13b2obobo4b
o$12bob3obob3o$11bob6obo$11bo6bo$10b2ob2o8b2o$12bob4obo4bo9b2o4b2o$12b
obob3o5bob2o5b4o2b4o5b2o$13bo8bobob2o4bo4b2o4bo4b2o$10b3o9b2o9b2obo2b
ob2o$10bo22b2o6b2o4$5b2o$5b2o11b2o$17bo2b2o$17bo3bo2$16bo3bo9bo$17b3o
10bo$2o28bo$2o$12b5o8bo$12b2obob2o5b3o$16bobo5b3o$7bo9bo6b3o$6bobo14b
3o$7b2o13bo15b2o$9b2o2bo7bobobob2o9b3o$9bo3bo7bob2ob3o3b2o2bo2bobo$6b
2obob3o8bo4b2o3b2o2b2o2b2o7bo$6bobob2o11bo12b2o9bobo$8bobobobo5b3o25b
2o$8bo3b5o3bo$9b3o5bo$11bob4o$12bobo!

guntrue_496 (3933 -> 2550)

Code: Select all

x = 49, y = 50, rule = B3/S23
27b2o$27b2o4$20b2o$20b2o11bo3b2o$32bobo2bo$33b2o3b3o$35b3o3bo$5b2o4bo
3b2o18bo2b2obo$5bo3b3o3bo21b2o2b2o$2b2obo2bo3b2obo13b2o6bob2o2bo$2b2o
bobobobo2bo14b2o4b3o2bobo$4b2ob3ob3o15bo9b2ob2o$4bo3b2o2bo16b2o9bobo$
b2obo2b3o2b2o11bo3bobo8bobo$o3b3o2bo2b2o8b2o2bo3bobo8bo$bo3bob4o2bo7b
o4bo3b2o$2bobobo5bo8bo4bo$3b2obob2o12bo2bo13b2o$6bobo13b2o11b2o2bo$6b
obo5b2o18bo2bobo$7bo3bo3bo17bob2obo$11b4o15b4o2bo$29b5obo$4b2o7b2o15b
3o3bo$4b2o7b2o20b3o$35b3o2$25b3o2$4bo9bo21b2o$2b2obo7bob2o19b2o$2b2ob
2o5b2ob2o$5b2o5b2o28b3o$3bobo7bobo20b2o3bo$4bo9bo20bobo3bo3bo$4bo9bo19b
2o5bo2bobo$3bobo7bobo27bobo2bo$5b2o5b2o30bo3bo$2b2ob2o5b2ob2o21bo9bo$
2b2obo7bob2o20bobo5b3o$4bo9bo23bo2$26bo$21b3ob2o2b2o$21b4o4b2o7bo$4b2o
7b2o10b2o12bo$4b2o7b2o22b3o!

reductions to gun_2604 and gun_2852

Code: Select all

I think that reduction to the sparker will reduce most of those previously posted.

Could you also find a p4 sparker to replace the T-nose that allows Charity's p16 to be placed closer?

[Period1GliderGun]

to continue the 124n fervor, here is a reduction to the left-hand catalysts (shown with the p124) that should shave a column off every gun so far:

Code: Select all

x = 49, y = 45, rule = B3/S23
$16bo$15bobo$11b2o2bo2bo$11b2o6bo12b3o4b3o$13b4ob2o5b2o4bo2b2o2b2o2bo
4b2o$9b5o2b2o7b2o5bobo4bobo5b2o$9bo5b2ob4o11bo6bo$12b2obobo4bo$11bobo
3bob3o$10bo6bobo$10bob4o$9b2obob2ob2o3b2o$11bob2o2bo5bo9bo6bo$11bo11b
ob2o5bobo4bobo5b2o$12bo8bobob2o4bo2b2o2b2o2bo4b2o$9b3o9b2o9b3o4b3o$9b
o$5b2o$6bo$5bo$5b4o$8bo8b2o$3b3o10bo2bo$2bo2bo10bo2bo$2b2o11b2ob2o$16b
obo10bo$17bo11bo$29bo$bo8bo2bo10bo$bobo6bo2bo10bo$obo8bobo2b2o5b3o$2b
o12bobo$16bo$24b2o$21b2ob3o$8b2o10bobo$8bobob2o6bo4b4o18bo$5b2obo3b2o
7bo26bo$5bobob4o9bo23b3o$7bo2bo2bo5b3o$7bo3bob3o3bo$8b3o5bo$10bob4o$11b
obo!

[WhiteHawk]

to continue the 124n fervor, here is a reduction to the left-hand catalysts (shown with the p124) that should shave a column off every gun so far:

Code: Select all

Small problem in the form of Coolout Conjecture Counterexample:

Code: Select all

x = 59, y = 40, rule = LifeHistory
11.A.A$10.A.4A$8.3A5.A$7.A3.A.3A3.A$7.A.A.A.A5.3A$5.A.A14.A$5.2A.A.A.
A8.A.A.A.A$8.A.A.2A6.A.3A3.A$8.2A10.A.A.A2.A$21.A2.2A$22.A2.A2$2.A19.
A3.A$A.A51.2A$.A.A19.3A28.A.A$.A53.A2$21.2A5.3A8.A.2A$20.A12.2A3.A2.2A
2.3A9.2A$2.2A12.A.2A3.A9.2A3.A6.2A10.2A$2.A2.A10.A3.2A2.3A.A9.2A3.3A$
3.3A10.A.3A2.2A3.A11.A3.A$8.A12.A3.2A.A$5.2E2A15.A15.A3.A$5.ED15.2A14.
2A3.3A$5.DA31.A6.2A10.2A$5.CD31.A2.2A2.3A9.2A$5.2CA31.A.2A$8.A12.2A$7.
2A7.A4.A.A31.A$14.A3.A4.A30.A.A$9.2A12.2A29.2A$8.A.2A2.A2.A.A.2A2.A$6.
3A.A2.2A.2A.2A.A.A$5.A4.A.2A3.2A4.A$5.2A3.A2.A2.A3.3A$11.2A4.2A.A$19.
A$19.A.A$20.2A!

[Timelord Missionary]

to continue the 124n fervor, here is a reduction to the left-hand catalysts (shown with the p124) that should shave a column off every gun so far:

Code: Select all

Small problem in the form of Coolout Conjecture Counterexample:

Code: Select all

x = 59, y = 40, rule = LifeHistory
11.A.A$10.A.4A$8.3A5.A$7.A3.A.3A3.A$7.A.A.A.A5.3A$5.A.A14.A$5.2A.A.A.
A8.A.A.A.A$8.A.A.2A6.A.3A3.A$8.2A10.A.A.A2.A$21.A2.2A$22.A2.A2$2.A19.
A3.A$A.A51.2A$.A.A19.3A28.A.A$.A53.A2$21.2A5.3A8.A.2A$20.A12.2A3.A2.2A
2.3A9.2A$2.2A12.A.2A3.A9.2A3.A6.2A10.2A$2.A2.A10.A3.2A2.3A.A9.2A3.3A$
3.3A10.A.3A2.2A3.A11.A3.A$8.A12.A3.2A.A$5.2E2A15.A15.A3.A$5.ED15.2A14.
2A3.3A$5.DA31.A6.2A10.2A$5.CD31.A2.2A2.3A9.2A$5.2CA31.A.2A$8.A12.2A$7.
2A7.A4.A.A31.A$14.A3.A4.A30.A.A$9.2A12.2A29.2A$8.A.2A2.A2.A.A.2A2.A$6.
3A.A2.2A.2A.2A.A.A$5.A4.A.2A3.2A4.A$5.2A3.A2.A2.A3.3A$11.2A4.2A.A$19.
A$19.A.A$20.2A!

Even smaller problem in the form of one of the interior sparks colliding with the welded catalyst once that problem is taken care of:

Code: Select all

x = 75, y = 46, rule = LifeHistory
5$22.A.A$21.A.4A$19.3A5.A$18.A3.5A3.A$18.A.A2B.A5.3A$16.A.A.2A2B9.A$16.
2A.A.4B7.A.B.B2A$19.A.B3A6.A.4B2AB$19.2A2.2B6.A.3A.2B$24.3B5.2A.ABA$23.
5B5.B2ABA$22.7B5.3B$12.AB7.B.8B2.2BA2B$11.B.2A3.14B2.3A28.2A$11.2A.B2.
7B3A5B2.3B28.A.A$12.BA2.7BA2BA4B4.B30.AB$15.7BA4BA3B3.3B3.B4.B2AB3.B.
9B2.2B$16.7BABA11B.B3A3.4A.6B2A11B$16.8B3ABA12B3.ABABA6BA2B2A8B2A$13.
2A.2B.7B2A12B4.2AB3A4B6A8B2A$13.A2.AB2.21B4.B.2ABA5B4A7B.B$14.3AB6.18B
5.2ABA15B$19.A4.17B3.3B.B.3B$16.4A3.2BA15B3.3B2ABA15B$16.A6.A2BA13B2.
5B2ABA5B4A7B.B$17.5AD.2A6B5.B3.5BA2BA4B6A8B2A$21.A4.6B10.5B2A6BA2B2A8B
2A$15.4A8.5B12.3B2A7B2A11B$15.A3.A8.2B.B2A10.3B.B.3B.9B2.2B$18.AB7.B3.
BA.A31.AB$18.A2B4.5B4.A30.A.A$20.2B2A.5A4.2A29.2A$19.A2B3A3BA.A.2A2.A
$17.3A.A.A5B.2A.A.A$16.A4.A.BA.B.AB4.A$16.2A3.A2.A2.A.A.3A$22.2A4.2A.
A$30.A$30.A.A$31.2A!

[EvinZL]

gun_496 reduction

Code: Select all

x = 50, y = 49, rule = B3/S23
31bo$29b2o$24b2o5b2o$23bobo4bo$23bo$18bob2ob2o9bo3b2o$18b2obo11bobo2bo
$21bo12b2o3b3o$21b2o13b3o3bo$6b2o4bo3b2o18bo2bo2bo$6bo3b3o3bo20bob2ob
2o$3b2obo2bo3b2obo22bobo2bo$3b2obobo2b2o2bo21b3o3bo$5b2ob2obobo12bo10b
2ob2ob2o$5bo5b3o12b3o12bobo$2b2obob2o2b2o8bo19bobo$bo3b3o12b3obo4bo12b
o$2bo3bob3ob2o5bo3bo4bo$3bobobo4bo7b2o3b3o$4b2obob2o10b3obo14b2o5b2o$
7bobo12bo15b4ob2obo2bo$7bobo5b2o21bobo6b3o$8bo3bo3bo17bo5bo3b3o$12b4o
15bo2b2ob4obo5b2o$29b3o6bo2bo2b2o3bo$5b2o7b2o15bo2b2o3bo2bobo2b2o$5b2o
7b2o18b2o2bob3o2b2o$39bo3b2o2b2o$40b3o3bo2bo$22bo3b3o13bo4b2o$20bobo
13b2o$21b2o13bobo$2bobo11bobo18b3o$bo2b2o9b2o2bo14b3ob2o3bo$4b3o7b3o
17b2ob2o3bobo$3bo2b2o5b2o2bo15b2o2b2o2bo3bo$o2bob3o5b3obo2bo13bobo5bo
3bo$o2bob3o5b3obo2bo14bo7bo3bo$3bo2b2o5b2o2bo26bo3bo$4b3o7b3o21bo6bobo
$bo2b2o9b2o2bo17bobo6bo$2bobo11bobo19bo3$26b2o$22b2o2b2o2b2o$22bobo2bo
2b2o$5b2o7b2o7b3o$5b2o7b2o8b2o!

[WhiteHawk]

gun_496 reduction

Code: Select all

Also helps improve guntrue_7440 which I posted earlier

Code: Select all

x = 48, y = 47, rule = B3/S23
29bo$27b2o$22b2o5b2o$21bobo4bo$21bo$16bob2ob2o9bo3b2o$3b2o2b2o7b2obo11b
obo2bo$3bo2bobo10bo12b2o3b3o$2obob2o12b2o13b3o3bo$o2bobo2bo25bo2bo2bo
$bobo3b2o26bob2ob2o$3bobo31bobo2bo$3b2ob2obo25b3o3bo$2b2o3bo2bo24b2ob
2ob2o$bo2b2o3b2o11bo16bobo$b2obo3b3o10bobo15bobo$4bo2bob2o9bo3bo15bo$
b2obobo3bo8b2obob2o$bobo2bobo2bo7bo2bob2o$4b2o3b2o7b2ob5o12b2o5b2o$6b
2obo8b5o13b4ob2obo2bo$6bo2bo3b2o3b2o16bobo6b3o$7b2o5bo17bo5bo3b3o$11b
3o10b2o3bo2b2ob4obo5b2o$11bo9b5ob3o6bo2bo2b2o3bo$18b5ob2o3bo2b2o3bo2b
obo2b2o$18b2obo2bo7b2o2bob3o2b2o$2b3o13b2obo3bo11bo3b2o2b2o$3bo15bo5b
o12b3o3bo2bo$3bo16bo4b2o13bo4b2o$2b3o16bo12b2o$34bobo$2b3o8bo21b3o$2b
3o7b3o17b3ob2o3bo$11bo2bo17b2ob2o3bobo$2b3o5b3o18b2o2b2o2bo3bo$3bo7b2o
19bobo5bo3bo$3bo29bo7bo3bo$2b3o37bo3bo$36bo6bobo$35bobo6bo$8bo2bo24bo
$6bo2b2o2bo8b2o$6bo2b2o2bo4b2o2b2o2b2o$8b4o6bobo2bo2b2o$6bobo2bobo5b3o
$6b2o4b2o6b2o!

EDIT: (10/15)

doublepost but topic pivot. gun_1035 reduction (3780 -> 2904)

Code: Select all

guntrue_3105 (5060 -> 3102)

Code: Select all

x = 66, y = 47, rule = B3/S23
51bo2b2o$51b4obo$56bo$14b2o33b7ob2o$15bo32bo6bobo2bo$15bobo9b2o19b2o2b
2obo3b2o$16b2o2b2o5bo2b2o20b2ob2o$20b2o6b2ob3o$34bo$28b2ob3o$b2o3b3o19b
2obo23bo$b2o3bobo34b2o9bobo$5bo38bo9bobo$6bo2b2ob2o30bobo8bo$9b2obobo
30b2o$9bo5bo$7b3ob3ob2o7bo$7b2o2bo3bo5b3obo16b2o$7b3o2b3o6bo3bo16bo$9b
2ob2o10bo15bobo$2b2o6b2o20b2o6b2o$bobo15bo10b2ob2o20b2o8bo$bo16bo3bo6b
3o2b3o18bo7bobo$2o16bob3o5bo3bo2b2o19b3o5b2o$19bo7b2ob3ob3o21bo$28bo5b
o$29bobob2o$30b2ob2o2bo17b2o$38bo15bobo$35bobo$12bob2o19b3o$10b3ob2o$
9bo42b2o3b2o$10b3ob2o6b2o27b2o5b2o$12bobo7b2o2b2o24b2o3b2o$12bobo11bo
bo7b3o14bo3bo$13bo14bo6b3obo24bo$28b2o4bobo2bo23bobo$34bo29b2o$32b2o$
31bo2b5o11b2o6b2o$31b3o3b2o10bo2bo4bo2bo$34b2o2bo9b6o2b6o$33bo2bobobo
8bo2bo4bo2bo$33b2o6bo8b2o6b2o$38bo3bo$40b2o!

Not sure if this guntrue_9315 is optimal, but is still a reduction (5060 -> 4284)

Code: Select all

x = 84, y = 51, rule = B3/S23
74bo2b2o$74b4obo$79bo$72b7ob2o$41bo29bo6bobo2bo$40bobo28b2o2b2obo3b2o
$33b2o2bobobo8b2o6b2o15b2ob2o$33bo3bobo8bo4bo2bo4bo$34b3obo9bo4bo2bo4b
o$31b3o5bo8bo4bo2bo4bo13b2o$31bo2b3obo11b2o6b2o7b2o6b2ob2o$32b2o2b2o29b
o6b2obo$34b2o28b2obo$28b2o4bob3o12bobo9bobobobo$13bo14bo10bo11bo2bo9b
o3b2o$12bobo11bobo6bo2bo12bo2bo$12bobo7b2o2b2o9bo13bo3bo27bo$10b3ob2o
6b2o28bo3bo24bobo$9bo45bo26b2o$10b3ob2o$12bob2o$78b2o$28b2o25b2o21bo$
28b3o24b2o22b3o$27bobo51bo$27b2o$58bo$2o54b3o$bo53bo$bobo51b2o$2b2o36b
2o$40bobo$42bo$42b2o2$15b2o$14bobo28b2o$13b3o28bobo8bo$14b2o28bo9bobo
$b2o40b2o9bobo$b2o25b2obo23bo$28b2ob3o$34bo$20b2o6b2ob3o$16b2o2b2o5bo
2b2o20b2ob2o$15bobo9b2o19b2o2b2obo3b2o$15bo32bo6bobo2bo$14b2o33b7ob2o
$56bo$51b4obo$51bo2b2o!

[Period1GliderGun]

Small problem in the form of Coolout Conjecture Counterexample:

?

Code: Select all

x = 59, y = 38, rule = B3/S23
11bobo$10bob4o$8b3o5bo$7bo3b5o3bo$7bobo3bo5b3o$5bobob2o11bo$5b2obo12b
o4b2o$8bo2b3o6bo5b2o$8b2o10bob3o$21b2obobo$23b2obo2$bo22bo$2b2o19b3o28b
2o$2o6b2o44bobo$2bo5b2ob2o42bo$7bo3b2o$8b2o3bo14b3o17bobo2b5o$8b2ob2o
20b2o12bo3bob2o3bo$2b2o7b2o20b2o13bo9bo$2bo2bo43b5obobo$3b3o46b3o$8bo
24bobo3bobo$5b4o26bo3bo12b3o$5bo25bo11bo5b5obobo$6bo23bo3bo5bo3bo3bo9b
o$5b2o24bo11bo3bo3bob2o3bo$35bo3bo8bobo2b5o$33bobo3bobo$23b2o30bo$19b
2obobo29bobo$20bobobob2o26b2o$25bobo$19bobobobo$17b3obo3bo15bo$16bo5b
3o17bo$17b4obo17b3o$19bobo!

(not sure why this is a problem when there is the smaller sparker available)

[Period1GliderGun]

doublepost but topic pivot. gun_1035 reduction (3780 -> 2904)

Code: Select all

x = 66, y = 44, rule = B3/S23
41bo$39b2obo$33b2o3b4o$33bo2b3o12b8o$34b3o14bob4obo$31b3o3bo13b8o$31b
o2b3ob2o$32b2o$34bo29b2o$28b2o4bo3b2o23bobo$13bo14bo6b5o24bo$12bobo11b
obo$12bobo7b2o2b2o25b2ob2o$10b3ob2o6b2o29bo3bo$9bo25b2o17b3o$10b3ob2o
18bo2bo$12bob2o7b2ob2o6bo2b2o$23b5o5b2ob2o$23b2o8b2ob2o16b2o$35bo18b2o
$21bo$19b2ob2o6bo$19b2ob2o4b2ob2o$2o16b2o2bo7bobob2o$bo17bo2bo10bobo$
bobo16bo13bo$2b2o16bo2bo16b2o$9bo13bo16bobo$8bobo10bo2bo17bo$8b2obobo
7bo2b2o16b2o$11b2ob2o4b2ob2o$13bo6b2ob2o$22bo$8bo$6b2ob2o8b2o$b2o3b2o
b2o5b5o$b2o2b2o2bo6b2ob2o7b2obo$6bo2bo18b2ob3o$7b2o25bo$20b2o6b2ob3o30b
o$16b2o2b2o5bo2b2o33bo$15bobo9b2o34b3o$15bo$14b2o!

EDIT: more boring 124n reductions.
gun_372 (3127 -> 2303)

Code: Select all

x = 49, y = 46, rule = B3/S23
36b2ob2o$36bob2obo$11bobo27bo$10bob4o18b7ob2o$8b3o5bo16bo6bobo2bo$7bo
3b5o13bo3b2o2b2obo3b2o$7bobobobo13b3o7b2ob2o$5bobob2o15bo3b2o$5b2obob
3o8b2o4bo2bo$8bo3bo8b3ob2obobo$8b2o2bo8b2obobobob2o8bo$27bobo9bobo$24b
3o2bo9bobo$23b3o3bobo8bo$2bo13b2o5b3o4b2o$obo12bo2bo4b3o$bobo9bo2b2o6b
o$bo9b2obo$12b6o11bo$13b2obob2o9bo18bo$17b3o9bo16bobo$2b2o13bobo20b2o
5b2o$2bo2bo12bo21bo$3b3o12bo22b3o$8bo34bo$5b4o$5bo$6bo$5b2o26b2ob2ob2o
$9bo22bobo4bobo$9b3o9b2o7b2o10b2o$12bo8bobob2o3bo2b2o4b2o2bo3b2o$11bo
bob3o5bob2o3b2obob4obob2o3b2o$11bob4obo4bo8bo8bo$9b2ob2o8b2o$10bo6bo$
10bob6obo$11bob3obob3o$12b2obobo4bo$9bo6bob4o10bo8bo$9b5o2b2o7b2o3b2o
bob4obob2o3b2o$13b4ob2o5b2o3bo2b2o4b2o2bo3b2o$11b2o6bo10b2o10b2o$11b2o
2bo2bo13bobo4bobo$15bobo15b2ob2ob2o$16bo!

more to be added here.

EDIT2:

Where does that gun engine come from? I don't recognize it.

https://conwaylife.com/wiki/Lumps_of_muck_hasslers#p115 and a couple tricks.

EDIT3:
miscellaneous gun_1610 reduction (3132 -> 2679)

Code: Select all

x = 57, y = 47, rule = B3/S23
29bo$29bo3$19b2o$19bobo5b3ob2o11b2o$20b2o4bo17bo$16b2o7b2o15bobo$15bo
bo15b2o7b2o$15bo17bo4b2o$14b2o11b2ob3o5bobo$39b2o3$20bo8bo$19b3o9bo$18b
2ob2o$3b2o11bobo3bo4bo$4bo9b2o3b2o3bo2bobo2b2o$4bobo6bo4b2o5bo2bo4bo$
5b2o5bo5b2o4bo8bob2o$9b2o2bo3b2o3b2o8b2obo$8bobo4bo3bobo11bo3bo2bo$8b
2o5b2ob2o12b2obob4o$16b3o13bo$17bo14bo3b3o$31b2o2bo2bo$25b2ob2obo4b2o
$25bo4bo21b2o$29bo22bobo$26bo2bo23bo$5b2o32bo$5bo10b2o22bo3bo$2b2obo6b
o2b3o13b2o2b2o8bo9b2o$o2bob2o3b3obob2o13b2o2bo5b2o2bo9b2o$2obo5b2o3b2o
19bobo5b2o$3bo4b6o22b2o3b3o$3b2o4b4o$10b2o24b2o3b3o$35bobo5b2o$35bo5b
2o2bo9b2o$35b2o8bo9b2o$23bo16bo3bo$22bobo14bo$23b2o9bo18bo$35bo16bobo
$33b3o16b2o!

[WhiteHawk]

doublepost but topic pivot. gun_1035 reduction (3780 -> 2904)

Code: Select all

Where does that gun engine come from? I don't recognize it.

EDIT: more boring 124n reductions.
gun_372 (3127 -> 2303)

Code: Select all

guntrue_744 (3422 -> 2444)

Code: Select all

x = 52, y = 46, rule = B3/S23
36bo2b2o$36b4obo$11bobo27bo$10bob4o18b7ob2o$8b3o5bo16bo6bobo2bo$7bo3b
5o13bo3b2o2b2obo3b2o$7bobobobo13b3o7b2ob2o6b2o$5bobob2o15bo3b2o16b2o$
5b2obob3o8b2o4bo2bo17b2o$8bo3bo8b3ob2obobo18bo$8b2o2bo8b2obobobob2o8b
o7bobo$27bobo9bobo5b2obo$24b3o2bo9bobo$23b3o3bobo8bo$2bo20b3o4b2o16b2o
$obo20b3o22b2o$bobo20bo$bo$29bo$29bo$29bo$2b2o14b2o20b2o$2bo2bo11b4o19b
o10bo$3b3o11bo2b3o18b3o5bobo$8bo11b2o21bo6b2o$5b4o7bob3o$5bo11b3o$6bo
11bo11bo12bo$5b2o22bo2b2o6b2o2bo$9bo24b2o2b2o$9b3o9b2o8b2ob2o2b2ob2o$
12bo8bobob2o5bo2bo2bo2bo5b2o$11bobob3o5bob2o8bo2bo8b2o$11bob4obo4bo7b
o3bo2bo3bo$9b2ob2o8b2o7bo2bo4bo2bo$10bo6bo13bobo6bobo$10bob6obo$11bob
3obob3o9bobo6bobo$12b2obobo4bo8bo2bo4bo2bo$9bo6bob4o9bo3bo2bo3bo$9b5o
2b2o7b2o8bo2bo8b2o$13b4ob2o5b2o5bo2bo2bo2bo5b2o$11b2o6bo11b2ob2o2b2ob
2o$11b2o2bo2bo15b2o2b2o$15bobo11bo2b2o6b2o2bo$16bo13bo12bo!

guntrue_5712 (3243 -> 2360) - if the blocker can be brought in that would also reduce it

Code: Select all

x = 59, y = 40, rule = B3/S23
11bobo$10bob4o$8b3o5bo$7bo3b5o3bo$7bobo3bo5b3o$5bobob2o11bo$5b2obo12b
o4b2o$8bo2b3o6bo5b2o$8b2o10bob3o$21b2obobo$23b2obo2$bo22bo$2b2o5b3o11b
3o28b2o$2o6b2o2b3o39bobo$2bo3b2o6b2o39bo$6bo6bo2b2o$12b2ob3o10b3o14bo
3bo$16b2o15b2o9bo5bo6b2o$2b2o4bo5b2o17b2o9bo12b2o$2bo2bo3bo3b2o29b2o3b
o$3b3o40b3o$8bo$5b4o37b3o$5bo38b2o3bo$6bo37bo12b2o$5b2o37bo5bo6b2o$45b
o3bo2$23b2o30bo$19b2obobo29bobo$20bobobob2o26b2o$25bobo$19bobobobo$17b
3obo3bo$16bo5b3o7bo$17b4obo4b3ob2o2b2o$19bobo5b4o4b2o7bo$31b2o12bo$43b
3o!

(not sure why this is a problem when there is the smaller sparker available)

It is a problem when the sparker is irreplacable in 124 x 21 versions - see this guntrue_7812 for example

Code: Select all

x = 53, y = 42, rule = B3/S23
37bo2b2o$37b4obo$12bobo27bo$11bob4o18b7ob2o$9b3o5bo16bo6bobo2bo$8bo3b
5o13bo3b2o2b2obo3b2o$8bobobobo13b3o7b2ob2o$6bobob2o15bo3b2o$6b2obob3o
8b2o4bo2bo$9bo3bo8b3ob2obobo$9b2o2bo8b2obobobob2o8bo$7b2o19bobo9bobo$
6bobo16b3o2bo9bobo$7bo16b3o3bobo8bo$24b3o4b2o$24b3o$25bo$2o$2o28bo$30b
o$30bo$19b2o20b2o$18b4o19bo10bo$18bo2b3o18b3o5bobo$5b2o14b2o21bo6b2o$
5b2o10bob3o$18b3o$19bo23b2o2bo$6bo35bobo2bo$6b3o24bo8bobo2bo3bo$9bo12b
2o8bobo6b2o7bobo$8b2o12bobo7bob2o5bo2b2o2b2obo$16b3o5bo8b2o5b3o2bo2bo
$12bo2b5o4bobob2o10b2o3bo2bo$9b3o3b2obobob2ob2ob2o10b2o$7b3obo8b2obo$
6bo4bob2o3b2o5b2ob2o$6b2o3bo2bo2bobob2o3bobo7b2o$12b2o4b2obobo2bobo7b
o$20bo2bo3bo9b3o$20bobo16bo$21bo!

EDIT: These 124n reductions are getting a little out of hand, so a little list of reduced guns & not yet reduced solutions

• guntrue_124 - 124 x 1
• guntrue_248 - 124 x 2
• guntrue_372 - 124 x 3
• guntrue_496 - 124 x 4
• No reduction to p620 yet
• guntrue_744 - 124 x 6
• 124 x 7
• guntrue_992 - 124 x 8 (32)
• No reduction to p1116 yet - surely there is a better way than another Tremi-snark - same issue with p3348
• No reduction to p1240 yet, nor 124x11 or 124x12
  [1]
• 124 x 14
• guntrue_1860 - 124 x 15 (30)
• guntrue_1984 - 124 x 16 (32)
• 124 x 18, 124 x 19 (38), 124 x 20
• guntrue_2604 - 124 x 21
• guntrue_2852 - 124 x 23 (46)
• guntrue_2976 - 124 x 24 (32)
• 124 x 25, 124 x 27, 124 x 28
• guntrue_3720 - 124 x 30
• 124 x 35, 124 x 40, 124 x 42, 124 x 44, 124 x 45
• guntrue_5712 - 124 x 46
• 124 x 48, 124 x 50, 124 x 52, 124 x 54
• guntrue_6820 - 124 x 55
• 124 x 56
• guntrue_7440 - 124 x 60
• guntrue_7812 - 124 x 63
• 124 x 64, 124 x 70, 124 x 72, 124 x 75, 124 x 76, 124 x 80

[Period1GliderGun]

almost a smaller p328 gun (3360 vs 3311) - can someone search for a thinner p4?

Code: Select all

x = 80, y = 42, rule = B3/S23
36b2o11b2ob2o$33bo2bo2b2o2bob2obobobobo$31b3o3b2ob5obobo5bo$30bo15bob
ob3obob2o$30b2o5b2ob6o3bo3bo2bo$37b2obo2bo12bobo$49bo3bo3b2o$49bo3bo21b
o$74bobo$50b3o22bo3$26b3o5bob2o$28bobo2b5o40b2o$27bo3b2ob2o42b2o$32bo
bobob2o$3b2o31bob2o$3b2o2$b6o$o2bo3bo$2o3b2o35b2o$5bo36b2o$3bobo$3bob
o29b2o$6bo27bo2bo$2o4bo27bobo$2o4bo28bo$6bo$6bo$3bo2bo$5bo$3bobobo25b
3o$2bobob2o$2bobo27bo3bo$3b2o22b2o3bo3bo$27bobo12bo2bob2o$29bo2bo3bo3b
6ob2o5b2o$28b2obob3obobo15bo$23bo7bo5bobob5ob2o3b3o$24bo6bobobobob2ob
o2b2o2bo2bo$22b3o7b2ob2o11b2o!

EDIT: the p124 gun just keeps getting smaller... (2107 via shallower p4 at bottom)

Code: Select all

x = 49, y = 43, rule = B3/S23
$16bo$15bobo$11b2o2bo2bo13b2o6b2o$11b2o6bo12b2obo2bob2o$13b4ob2o5b2o4b
o4b2o4bo4b2o$9b5o2b2o7b2o5b4o2b4o5b2o$9bo6bob4o11b2o4b2o$12b2obobo4bo
$11bob3obob3o$10bob6obo$10bo6bo$9b2ob2o8b2o$11bob4obo4bo9b2o4b2o$11bo
bob3o5bob2o5b4o2b4o5b2o$12bo8bobob2o4bo4b2o4bo4b2o$9b3o9b2o9b2obo2bob
2o$9bo22b2o6b2o$5b2o$6bo$5bo$5b4o$8bo8b2o$3b3o10bo2b2o$2bo2bo10bo3bo$
2b2o$15bo3bo9bo$16b3o10bo$29bo$bo$bobo7b5o8bo$obo8b2obob2o5b3o$2bo12b
obo5b3o$16bo6b3o$24b3o$27bo$3b2o7bo8b2obobobo$2bo2bo6bo8b3ob2obo$2b3o
2b6o8b2o4bo20bo$5b2o4bo3bo10bo19bobo$4bo6bo2bo2bo9b3o17b2o$4b2obo3bo2b
o2bo11bo$16bo!

EDIT: Managed to reduce gun_164 (3225 -> 2907) using the emulator H-to-2G:

Code: Select all

x = 57, y = 51, rule = B3/S23
22bo11b2o$21bobo10b2o$13bo3b2o2bobo$12bobo2bo2b2ob2o$12bobo3bobo$13bo
b4o2bob2o$15bo3bobob2o$3b2o9bo3bobo$3b2o8bo3bobo$13b2o3bo$b6o22b2o$o2b
o3bo21b2o$2o2b3o18b2o$5bo18bo2bo$5b2o17bo2bo$5b2o18bobo13b2o$5b2o33bo
2bo$2o3b3o33b2obo$2o3b3o36bo$5b3o36b2o$5b3o21b2o$5b2o23bo$5bo21b3o22b
2o$3bobobo19bo24bobo$2bobob2o41b2obobo$2bobo24bo19bobobo$3b2o22b3o21b
o$26bo23b2o$26b2o21b3o$11b2o36b3o$12bo36b3o3b2o$12bob2o33b3o3b2o$13bo
2bo33b2o$14b2o13bobo18b2o$29bo2bo17b2o$29bo2bo18bo$30b2o18b3o2b2o$12b
o13b2o21bo3bo2bo$11bobo12b2o22b6o$11bobo24bo3b2o$8b2obob2o22bobo3bo8b
2o$7bobobo3bo20bobo3bo9b2o$6bobo3b5obo13b2obobo3bo$5bob3o6bo2bo12b2ob
o2b4obo$6bo2bob2o2b2o19bobo3bobo$9bobo20b2ob2o2bo2bobo$10bobo3bobo14b
obo2b2o3bo$7bo2bobobobo2bo13bobo$7b2obo2bo3b2obo8bo4bo$10bo3b3o3bo9bo
$10b2o4bo3b2o6b3o!

...so gun_328 did get reduced after all.

Code: Select all

x = 57, y = 51, rule = B3/S23
22bo11b2o$21bobo10b2o$13bo3b2o2bobo$12bobo2bo2b2ob2o$12bobo3bobo$13bo
b4o2bob2o$15bo3bobob2o$3b2o9bo3bobo$3b2o8bo3bobo$13b2o3bo$b6o$o2bo3bo
$2o2b3o$5bo20b2o$5b2o19b2o$5b2o34b2o$5b2o33bo2bo$2o3b3o33b2obo$2o3b3o
36bo$5b3o36b2o$5b3o21b2o$5b2o23bo$5bo21b3o22b2o$3bobobo19bo24bobo$2bo
bob2o41b2obobo$2bobo24bo19bobobo$3b2o22b3o21bo$26bo23b2o$26b2o21b3o$11b
2o36b3o$12bo36b3o3b2o$12bob2o33b3o3b2o$13bo2bo33b2o$14b2o13bobo18b2o$
29bo2bo17b2o$29bo2bo18bo$30b2o18b3o2b2o$12bo13b2o21bo3bo2bo$11bobo12b
2o22b6o$11bobo24bo3b2o$8b2obob2o22bobo3bo8b2o$7bobobo3bo20bobo3bo9b2o
$6bobo3b5obo13b2obobo3bo$5bob3o6bo2bo12b2obo2b4obo$6bo2bob2o2b2o19bob
o3bobo$9bobo20b2ob2o2bo2bobo$10bobo3bobo14bobo2b2o3bo$7bo2bobobobo2bo
13bobo$7b2obo2bo3b2obo8bo4bo$10bo3b3o3bo9bo$10b2o4bo3b2o6b3o!

[Period1GliderGun]

doublepost but I'm excited about this: this syringe-based build is so small that it can reduce gun_148 (2790 -> 2491) which was previously a period-doubler tacked on to a p74 engine. not every day that a syringe beats an engine.

Code: Select all

x = 53, y = 47, rule = B3/S23
22bo11b2o$21bobo10b2o$13bo3b2o2bobo$12bobo2bo2b2ob2o$12bobo3bobo$13bo
b4o2bob2o$15bo3bobob2o$3b2o9bo3bobo$3b2o8bo3bobo$13b2o3bo$b6o22b2o$o2b
o3bo21b2o$2o2b3o18b2o$5bo18bo2bo$5b2o17bo2bo16b2o$5b2o18bobo13b2o2bo$
5b2o33bo2b2o$2o3b3o33bo$2o3b3o34b3o3b2o$5b3o36bo3bobo$5b3o13b2o21bobo
bobo$5b2o14bo8b2o13bobobo$5bo16bo7bo16bo$3bobobo13b2o8bo14b2o$2bobobo
bo21b2o13b3o$2bobo3bo36b3o$3b2o3b3o34b3o3b2o$11bo33b3o3b2o$8b2o2bo33b
2o$7bo2b2o13bobo18b2o$7b2o16bo2bo17b2o$25bo2bo18bo$16bo9b2o18b3o2b2o$
8bo13b2o21bo3bo2bo$7bobo12b2o22b6o$7bobo24bo3b2o$4b2obob2o22bobo3bo8b
2o$3bobobo3bo20bobo3bo9b2o$2bobo3b5obo13b2obobo3bo$bob3o6bo2bo12b2obo
2b4obo$2bo2bob2o2b2o19bobo3bobo$5bobo20b2ob2o2bo2bobo$6bobo3bobo14bob
o2b2o3bo$3bo2bobobobo2bo13bobo$3b2obo2bo3b2obo8bo4bo$6bo3b3o3bo9bo$6b
2o4bo3b2o6b3o!

(obviously you can take one glider out to get p296)

[WhiteHawk]

gun_64 in 984:

Code: Select all

x = 41, y = 24, rule = B3/S23
31b2o$28bo2bobo$26b3o4bo$20b2o3bo3bobobobo$19bo2bobob2o3b2obobo2b2o$
20bobobo3bo3bobobo3bo$18b2obo3b3o6bo2b3o$18b3o6bobo3b2o3bo$18b2o9b2o7b
o$30bo6b3o$36bo3bo$32bo3b5o$12bo17b3o3b2o$10bo3bo3b2o12bo3b5o$14bo3b3o
15bo3bo$8b2o5bo3bo17b3o$8bo6b2o$8bo28b2obo$2b2o5b2obo3b4o17bob2o$bobo
10bo$bo13b4o$2o14bo18bo$36bo$34b3o!

This is a reduction of guntrue_64 below 1000 cells - old version below (still could be reduced with possible alt Charity's p16

Code: Select all

x = 41, y = 24, rule = B3/S23
10b2o$10b2o2$24bo4bo$4b2o17bobo2bobo$2bob2o3b3o11bobo3bo$bo7b3o12bo$4b
o5b2o12bo$2obo19bobo$2o7bo13bobo10b2o$8bobo13bo10bo2bo$9bo8b2o16bo2bo
$18b2o12bo6bo$31bobo3bo2bo$32b2o3b3o$12b3o$15bo16b2o3b3o$11bo3bo15bob
o3bo2bo$10bobo2bo16bo6bo$8bo2bobo22bo2bo$8bo3bo22bo2bo$8bo17bo9b2o$9b
3o15bo$25b3o!

[Period1GliderGun]

a modified H factory can LCM with 42P38 in the same way as in gun_874. Here is gun_1520 reduced (3276 -> 2190)

Code: Select all

x = 73, y = 30, rule = B3/S23
46b2o$46bo$19b3o25bo17bo$19b3o24b2o15b3o$19b3o40bo$22b3o37b2o$12b3o7b
3o$13b3o6b3o16b2o$17b3o$34bo7b2o$33b2o6b2o$32b2obo5bo3b2o$o32bobo5bo5b
o9b5o$3o31b2o6b2o3bo8b4o2b2o5bo$3bo14b2o23b4o9bo4bo$2b2o13bo2bo35b3ob
o6b3obo$16b2ob2o45bob2o$8bo9bo37bobo7b2obo$6b2ob2o45bobo5bob3o$6bo2bo
13b2o$7b2o14bo42bo$24b3o31b2o$26bo29b2o2b2o$56bo4bo$57bo2bo$55bobo2bo
bo$7b3o45b2o4b2o$11b3o26bo$12b3o26bo$39b3o!

EDIT: continuing in this vein. disgusting gun_836 reduction (4914 -> 3657). this also reduces gun_1672 (4914 -> 3657 again) - just replace the big fountain with a figure eight and remove the eater 2.

Code: Select all

x = 69, y = 53, rule = B3/S23
44bo19bo$21b2o20bobo17bobo$20bobo20bobo6b2ob2o6bo2bo$18bo3bob2o16b2ob
3o3bobobobo3b3ob2o$21bobobo18bo3bob3o3b3obo3bo$18b2obobo20bobo3bo7bo3b
obo$20b2obo21bobo13bobo$19bo2bob2o20bo15bo$21bo2bo22b2obo3bo3bob2o$20b
obobo24bo3bobo3bo$19b2o3b2o19b3o6bo6b3o$18bo3b2o3bo16bo2b2o11b2o2bo$17b
o3b2o2b2obo11bo2bobob2o11b2obobo2bo$17bobo3b2obobo11b4o5bob7obo5b4o$18b
o8bo16b2ob5ob3ob5ob2o$12b2o8b4o16bobo9bo9bobo$12b2o3bo6bo17b2o2bo5bo3b
o5bo2b2o$16bobo8bo$12b5obo6bo2bo20bo9bo$11bo6bobo5bobo$10bobo2b3o16b2o
15bo5bo$9bo2bobo2b2o4bo3bo7bo14b4ob4o$9bobo11b3o8bo14bo2b2ob2o2bo$10b
ob2o3bo3bob3ob2o5b2o14bo7bo$11bo2b2obobo17b2o12b3ob3o$12bo6bo6b2o4b5o
bo13b2ob2o$9b3o7bob2o5bo3bo16b2obo3bob2o$9bo10bo2b2obob2o4bob2o10b4o5b
4o$23b7o3b2ob2o10b2o2bo3bo2b2o$12b3o10b3o24b2ob2o$13b3o35b3ob3o$17b3o
30bob2ob2obo$38b3obo7b2o5b2o$37b2o28b2o$36b2obo2bo11bo12b2o$o36bobob2o
11bo$3o35b2obo12bo$3bo14b2o19b2o$2b2o13bo2bo$16b2ob2o18bo$8bo9bo19bob
o4bo$6b2ob2o28b2o3bobo2bo$6bo2bo13b2o19bob2obo$7b2o14bo18b2obobobo$24b
3o16bobo4bo8b2o$26bo15bo2b2o3bobo3b2o2bo$42b2o7b2o2bo2b2o$52bobo2bo$50b
obobo2bo$7b3o40b2o3b2o$11b3o26bo$12b3o26bo$39b3o!

EDIT2: small (2528 -> 2508) reduction to gun_645 by using a weird LCM device:

Code: Select all

x = 57, y = 44, rule = B3/S23
49bo$47b3o$46bo8bo$10b2o34b2o5b3o$2b2o6bobob2o36bo$3bo8bobobo7bo27b2o
$3bobo5bo2bo2bo5bobo9bo$4b2o5b2o2b2o7bo9bobo5b4o$35bo6bobobo$8b2o33b2o
bo$2o6bobo34bo9b2o$bo6bo14b2o27b2o2bo$bobo8bo10b2o27bob2o$2b2o10b5o$9b
2o3b4obo15bo17b3o$11bo8bo13bobo15bo2bo$12bob4o3b2o10bo2bo15bobo$13b5o
10b2o3b3o17bo$7b2o10bo8bobo$7b2o14bo6bo2b2obo$21bobo6bobo2b2o$22b2o5b
2ob2o9bo$42bob2o$7bo7b2o2b2o21bobobo6bo$6bobo5bo2bo2bo22b4o5bobo$7bo7b
obobo33bo$16b2obobo$20b2o$41b2o$42bo$39b3o$20bob2obo13bo$19b2ob2ob2o$
20bob2obo3$21b4o$20b6o$19b8o$18b2o6b2o$19b8o$20b6o15bo$21b4o17bo$40b3o
!

EDIT3: p1330 reduction (6314 -> 4284) - taking my new p38 LCM out to play some more

Code: Select all

x = 102, y = 42, rule = B3/S23
75b2o$65bo9bobob2o$65b3o9bobo$68bo7b2obo$35bo31b2o10bob2o$35b3o24b2o7b
o4b4o2bo$38bo22bobo6bobo3bo3b2o$23b2o3b2o7b2o20b3obobo4bo2bo3b3o$23b2o
3b2o28bo5b2o5b2o6bo4b2o5b2o$58b2o19bobobobo4bobo$80b2obo5bo2bob2o$19b
2o2b3ob3o2b2o6b2o32bo7bobo4bobobobo$19bo2bo7bo2bo39b2o7bobo3bo4bo$20b
obo7bobo40bobo5b2ob2o2b4obo$21bo4bo4bo19bo10b2o17bo3bo2bo3bo$22b3o3b3o
18b2o11b2o18b3ob2ob3o7bo$24bobobo22bobobo28bo4bo7b3o$25b3o25bobo40bo$
12b3o70bo2bo7b2o$13b3o54bo$17b3o49bobo$29b2o3bo28b2o4bobo4b2o$28bob2o
bo3bo25bo2bo3bo3bo2bo9bo2bo$27b2o4bobo2bo25b3o7b3o10bo2bo$o27b2o2b3o2b
2o11b2o34bo5bo$3o29b2o16bo11b7o3b7o7bob3o$3bo14b2o31b3o8bo6bobo6bo11b
obo5b2o$2b2o13bo2bo32bo9bobob2o3b2obobo10b2ob2o5bobo$16b2ob2o43b2obo5b
ob2o10b3o2b2o6bo$8bo9bo50bobo21bo6b2o$6b2ob2o57b2ob2o5b2o2bo8b3o$6bo2b
o13b2o53bo2b2o$7b2o14bo55b5o$24b3o$26bo$79b5o$78bo2b2o$78b2o2bo$7b3o$
11b3o26bo$12b3o26bo$39b3o!

weird-shaped gun_1482 reduction (7313 -> 5490)

Code: Select all

x = 122, y = 45, rule = B3/S23
84b2o13b2o6bo$84bobo5bo6b2o4b3o6b2o$88bo3b3o9bo6bo2bobo3b2o$75b2o9bo8b
o8b2o4bobobob3o2bo$65bo9bobob2o7b3o3b2o14bo2bobo3b2o$65b3o9bobo7b2o2b
o9b2o5bobo4bobo$68bo7b2obo2b2obob5o8bo2bo4b2o3bob6o$35bo31b2o10bobo2b
4o3bobo6b2ob2o8bo4bo2bo$35b3o24b2o7bo4b4o2bo18bobo16b2o$38bo22bobo6bo
bo3bo3b2ob2o6bo2bo7bo4b2ob2obobo$37b2o20b3obobo4bo2bo3b3o3bo7bobo12b5o
4bo$58bo5b2o5b2o6bo3bo8bo17bob3o5b2o$40bo17b2o19bob2o10b3o9bob3o2bo6b
obo$39bo40bo9b3o2bo9b5o7b3o$21b2o16b3o39bobo5bo3bo16b3o3bo3bo$21b2o16b
3o40b2o3bo2b3o6bo8b2o4bo2bob2o$39b2o18b2o26b3o8bo15bob2o$57b2ob2o28bo
7b3o10b2obo3b3o$20b3o34bo2bo28b2o19b2obo2b2o3bo$20b2obo2b2o29bo2bo48b
obobob2o2bobo$22b2o2b2o30b2o20bo28b2ob2o4b3o$12b3o7b2o55b2o19b2o11bo$
13b3o54bo8bobo7bo11bo7b4o4bob2o$17b3o49bobo16bobo8bo10bo6b2obo$33b2o28b
2o4bobo4b2o11b2o8b2o7bo$32bo2bo27bo2bo3bo3bo2bo23bo6b2o$31b2o2bo28b3o
7b3o22b2obo$o31b2o2bo13b2o46bobo2bo$3o30b4o13bo11b7o3b7o20bo2b2o$3bo14b
2o31b3o8bo6bobo6bo2b2o$2b2o13bo2bo32bo9bobob2o3b2obobo3bo2bo$16b2ob2o
43b2obo5bob2o5b3o9b2o$8bo9bo50bobo15bo6bo$6b2ob2o57b2ob2o11b4o7b3o$6b
o2bo13b2o59bo12bo$7b2o14bo61bo$24b3o57b2o$26bo4$7b3o$11b3o26bo$12b3o26b
o$39b3o!

EDIT4: unknown period! gun_1938 (infinity -> 5100)

Code: Select all

x = 100, y = 51, rule = B3/S23
77b2o$77bo$78bo$65bo11b2o$65b3o11b2o$68bo8b2o2bo$35bo31b2o9bobo$35b3o
24b2o7bo4bobob2o$38bo22bobo6bobo3b2o$37b2o20b3obobo4bo2bo$58bo5b2o5b2o
$58b2o21b2o$81bo$21b2o17b2o37bobo5bo$20bobo15bobo26b2o3bo6b2o6b3o$19b
3o17bo27b2o2bobo9bo6bo$19b2o41b2o3b2o2bob2o8b3o3b2o$20bobo39b2o7bobo12b
o$21bobo2b2o40bo2bo5b3o5b2o10bo$22bo2bobo41b3o5bo18bobo$12b3o8b4o42bo
bo6bo18bo$13b3o8b2o44bo18b2o$17b3o13bo35bobo17b2o$31b4o28b2o4bobo4b2o
$30bob5o26bo2bo3bo3bo2bo8bo$29b2o6bo26b3o7b3o8b3o$o29b3obo3bo11b2o32b
obobo7b2o$3o11b2o15b2o2bobo12bo11b7o3b7o4b3o2bo7bobo$3bo6b5ob2o33b3o8b
o6bobo6bo4bo2b2o10bo$2b2o5bo3bo3bo35bo9bobob2o3b2obobo5bo14b2o$15bo2b
o45b2obo5bob2o6bobo$8bo9bo50bobo$8bo2bo56b2ob2o$9bo3bo3bo5b2o60bobo$9b
2ob5o6bo44b2ob2o14bo$11b2o11b3o41bo3bo10b2o2bo$26bo39bobo3bobo7bo2b3o
$66b2o5b2o7bobobo$83b3o$84bo$7b3o$11b3o66b2o$12b3o65b2o$73bo16b2o$72b
obo15bo$73bo10b2o5b3o$84bo8bo$80b2o3b3o$47bo32bo6bo$48bo32b3o$46b3o34b
o!

[WhiteHawk]

EDIT2: small (2528 -> 2508) reduction to gun_645 by using a weird LCM device:

Code: Select all

Small stator reduction, but otherwise great work! Keep 'em coming!

Code: Select all

x = 57, y = 44, rule = B3/S23
49bo$47b3o$46bo8bo$10b2o34b2o5b3o$2b2o6bobob2o36bo$3bo8bobobo7bo27b2o
$3bobo5bo2bo2bo5bobo9bo$4b2o5b2o2b2o7bo9bobo5b4o$35bo6bobobo$8b2o33b2o
bo$2o6bobo34bo9b2o$bo6bo14b2o27b2o2bo$bobo8bo10b2o27bob2o$2b2o10b5o$9b
2o3b4obo15bo17b3o$11bo8bo13bobo15bo2bo$12bob4o3b2o10bo2bo15bobo$13b5o
10b2o3b3o17bo$7b2o10bo8bobo$7b2o14bo6bo2b2obo$21bobo6bobo2b2o$22b2o7b
obo9bo$32bo9bob2o$7bo7b2o2b2o21bobobo6bo$6bobo5bo2bo2bo22b4o5bobo$7bo
7bobobo33bo$16b2obobo$20b2o$41b2o$42bo$39b3o$20bob2obo13bo$19b2ob2ob2o
$20bob2obo3$21b4o$20b6o$19b8o$18b2o6b2o$19b8o$20b6o15bo$21b4o17bo$40b
3o!

EDIT:

EDIT4: unknown period! gun_1938 (infinity -> 5100)

Code: Select all

And another

Code: Select all

x = 100, y = 51, rule = B3/S23
77b2o$77bo$78bo$65bo11b2o$65b3o11b2o$68bo8b2o2bo$35bo31b2o9bobo$35b3o
24b2o7bo4bobob2o$38bo22bobo6bobo3b2o$37b2o20b3obobo4bo2bo$58bo5b2o5b2o
$58b2o21b2o$81bo$21b2o17b2o37bobo5bo$20bobo15bobo26b2o3bo6b2o6b3o$19b
3o17bo27b2o2bobo9bo6bo$19b2o41b2o3b2o2bob2o8b3o3b2o$20bobo39b2o7bobo12b
o$21bobo2b2o40bo2bo5b3o5b2o10bo$22bo2bobo41b3o5bo18bobo$12b3o8b4o42bo
bo6bo18bo$13b3o8b2o44bo18b2o$17b3o13bo35bobo17b2o$31b4o28b2o4bobo4b2o
$30bob5o26bo2bo3bo3bo2bo8bo$29b2o6bo26b3o7b3o8b3o$o29b3obo3bo11b2o32b
obobo7b2o$3o11b2o15b2o2bobo12bo11b7o3b7o4b3o2bo7bobo$3bo6b5ob2o33b3o8b
o6bobo6bo4bo2b2o10bo$2b2o5bo3bo3bo35bo9bobob2o3b2obobo5bo14b2o$15bo2b
o45b2obo5bob2o6bobo$8bo9bo48bo3bo$8bo2bo55b2o2b2o$9bo3bo3bo5b2o60bobo
$9b2ob5o6bo47b2o14bo$11b2o11b3o45bo10b2o2bo$26bo45bobo7bo2b3o$73b2o7b
obobo$83b3o$84bo$7b3o$11b3o66b2o$12b3o65b2o$73bo16b2o$72bobo15bo$73bo
10b2o5b3o$84bo8bo$80b2o3b3o$47bo32bo6bo$48bo32b3o$46b3o34bo!

guntrue_2660 in 4896, down from 6888

Code: Select all

x = 102, y = 48, rule = B3/S23
25b2o$21b2obobo9bo$22bobo9b3o$22bob2o7bo$19b2obo10b2o31bo$19bo2b4o4bo
7b2o24b3o$20b2o3bo3bobo6bobo22bo$22b3o3bo2bo4bobob3o20b2o7b2o3b2o$9b2o
5b2o4bo6b2o5b2o5bo28b2o3b2o$9bobo4bobobobo19b2o$6b2obo2bo5bob2o$6bobo
bobo4bobo40b3o5b2o2b3ob3o2b2o$8bo4bo3bobo40b3o5bo2bo7bo2bo$8bob4o2b2o
b2o12b3o23bo3b2o4bobo7bobo$9bo3bo2bo3bo12b2obo3b3o16b3o2bo5bo4bo4bo$2b
o7b3ob2ob3o14bo7bo15bo2b4o6b3o3b3o$2b3o7bo4bo4bo12bo6bo15b3obo10bobob
o$5bo16b2o16b2o18bo13b3o$4b2o7bo2bo4bobo13b2o48b3o$31bo54b3o$9bo20bob
o49b3o$6b2obo14b2o4bobo4b2o24b2o$6bo4bo12bo2bo3bo3bo2bo23bo2bo$5bo6bo
12b3o7b3o24bo2bo$5bo5bo3bo34b2o10bobo17b2o17bo$5b2ob3o12b7o3b7o11bo27b
ob2obo14b3o$2b2o19bo6bobo6bo8b3o26b3o4bo13bo$bobo12bo7bobob2o3b2obobo
9bo28b2obo2b2o13b2o$bo10bo3bo8b2obo5bob2o44bo$2o9bo18bobo28b2o$11bo7b
o2b2o5b2ob2o27b2o31bo$11bo2bo4b2o2bo53b2o13b2o2bob2o$12bo5b5o55bo13bo
4b3o$13bo39bo21b3o14bob2obo$52bobo20bo17b2o$18b5o30bo$19b2o2bo$19bo2b
2o$92b3o$56b2o30b3o$56b2o29b3o$51b2o$50bobo$50bo$49b2o13b2o$64bo10bo$
57b2o6b3o8bo$57b2o8bo6b3o!

[Period1GliderGun]

gun_485 reduction (4312 -> 3886) using a periodic CC reflector:

Code: Select all

x = 67, y = 58, rule = B3/S23
6b2o3bo7bo$7bo3b3o5b3o8b2o$7bob2o3bo7bo8bo$8bo3b2obo5b2o5b3o19bo$9bob
obobo12bo20bobo$10b2o3b2o32bobo$11b3o2bo7b2o21bobo2b2o$13bobo8b2o6b2o
2bo4b3obo4bobo$15bo17bo3b2ob2ob2ob2ob2o2bo$13bo2bo16bob2o3b2obobo6b2o
$11b3ob2o16bo12bo$10bo4bo17bo3b2ob2obobobobo$11b3obo2b2o13bo5bobobobo
b2obo$13bobobobo13bo3bobobob2obo3bo$15bobo16b2obob2o5bo3b2o$9bo5bobo17b
obo8b2o$9b3o4bo18bobo$12bo23bo$11b2o3$3b2o$3bo$2obo$o2b3o4b2o$b2o3bo3b
2o$3b4o$3bo15b2o$4b3o12bobo$7bo13bo$2b5o14b2o39b2o$2bo51b2o6bo$4bo49b
2o4bobo$3b2o30b2o3b2o18b2o$30bo4b2o3b2o$28b3o$27bo$27b2o$12b2o$13bo$13b
ob2o$14bo2bo23bo$15b2o9bo14bo$27b2ob2o9b3o$26b2o2b2o11bo3$50b2o$39bo3b
2o6bo$38bobo3bo3b3o$37bobo3bo4bo14b2o$33b2obobo3bo20bobo$33b2obo2b4ob
o20bo$37bobo3bobo19b2o$33b2ob2o2bo2bobo$34bobo2b2o3bo$22b2o10bobo$22b
2o11bo!

i will put other reductions using this design in here.

EDIT: the promised reductions.

tiiiiiny gun_477 reduction (3772 -> 3762 EDIT: 3696 with 33p3 on the bottom)

Code: Select all

x = 66, y = 56, rule = B3/S23
8b2o9bo$8bo10b3o8b2o$9bobo10bo8bo2b2o$11b2o8b2o5b3o3b2o$12b3o13bo$6b2o
2bo4bo16b6o$6bo2bo3bobo8b2o6bo5bo$7b3obobob2o7b2o8b4o$10bo5bo17b2o2b3o
$7b2o7bo20bo2bo$7bo7bobo14bobo2bo$9bo6bo18bobobo$8b2o7b3o15bo2b2o$14b
3o2bo13bobo$14bo2bo15b2o$9bo5b2o$9b3o$12bo$11b2o3$3b2o$3bo$2obo$o2b3o
4b2o$b2o3bo3b2o$3b4o$3bo15b2o$4b3o12bobo$7bo13bo39b2o$2b5o14b2o30b2o6b
o$2bo50b2o4bobo$4bo29b2o3b2o18b2o$3b2o24bo4b2o3b2o$27b3o$26bo$26b2o$11b
2o$12bo$12bob2o36b3o$13bo2bo35bo$14b2o37bo$29b2o$29b2o3$7bo41b2o$7b4o
39bo$7b3obo25bo3b2o4b3o$12bo23bobo3bo4bo14b2o$9bo4b2o16b2obobo3bo20bo
bo$11bob3o16b2obo4bo23bo$11bobo2bo19b5obo21b2o$10b2obo2bo2b2o7b2obob2o
bo4bobo17bo$10bo2bo2bo3bo7bob2obo2bob2o2bo19bo$11b2o5b2o15b2obob2o18b
3o!

gun_469 (3933 -> 3640)

Code: Select all

x = 65, y = 56, rule = B3/S23
19bo$19b3o8b2o$5b2o5bo9bo8bo$5b2o4b2o8b2o5b3o$9b2o17bo$6bo2b3ob2o2bo17b
2o3b2o$5b3obo2bob3o7b2o7b3obobob3o$4bo2b2ob3o2bo8b2o6bo2bobobobo2bo$11b
2o18bo3bobobobo3bo$9b2o4b2o20bobo$9bo5b2o15bo4bobo4bo$34b3o3b3o$18b2o
$17bobo$17bo16b2o5b2o$9bo6b2o16b2o5b2o$9b3o$12bo$11b2o3$3b2o$3bo$2obo
$o2b3o4b2o$b2o3bo3b2o$3b4o$3bo15b2o$4b3o12bobo38b2o$7bo13bo30b2o6bo$2b
5o14b2o29b2o4bobo$2bo30b2o3b2o18b2o$4bo23bo4b2o3b2o$3b2o21b3o$25bo$25b
2o$10b2o$11bo38b3o$11bob2o35bo$12bo2bo35bo$13b2o$28b2o$28b2o3$48b2o$37b
o3b2o6bo$36bobo3bo3b3o$35bobo3bo4bo14b2o$31b2obobo3bo20bobo$31b2obo2b
4obo20bo$35bobo3bobo19b2o$31b2ob2o2bo2bobo$32bobo2b2o3bo18bo$20b2o10b
obo27bo$20b2o11bo26b3o!

EDIT2: By flipping the two reflectors around:
gun_505 (4550 -> 4189)

Code: Select all

x = 71, y = 59, rule = B3/S23
6bob2o22b2o$6b2obo21bobo$4b2o8bo10b2o4bo$3bo3b2o3b3o8bo2bo2b2ob4o$4b3o
bo2bo11b2obobobobo2bo$6bo5bo13bobobobo$6b2o3b2o2bo10bobob2o$7b2o4b3o11b
o$7bo2b3o$8bo4bo26b2o$7b2ob4o17b2o7bo$7bo23b2o5bobo$8b6o24b2o$6bo2bob
o2bo$13b2o$6bo2bobo$7bobob6o$11bo5bo$7b2ob3ob3o$10b5o13b2o$7b3o19bo$7b
o18b3o$b2o23bo$bobo$3bo$3b2o3$6b2o$6b2o2$2b2o62b2o$bobo54b2o6bo$bo56b
2o4bobo$2o10b2o25b2o3b2o18b2o$6bo2bo2bo21bo4b2o3b2o$13b3o16b3o$5bo4bo
4b3o13bo$3b3ob2ob4o4bo12b2o$2bo3bo2bo3bob4o$bob4o2b2obo2bo40b3o$bo4bo
3bobobo3b3o35bo$2obobo4bobob2o2bo2bo35bo$2bo2bo5bo7b2o$2bobo29b2o$3bo
30b2o$3o$o$54b2o$43bo3b2o6bo$42bobo3bo3b3o$41bobo3bo4bo14b2o$37b2obob
o3bo20bobo$37b2obo2b4obo20bo$41bobo3bobo19b2o$37b2ob2o2bo2bobo$38bobo
2b2o3bo18bo$26b2o10bobo27bo$26b2o11bo26b3o!

gun_497 (4480 -> 4060)

Code: Select all

x = 70, y = 58, rule = B3/S23
32b2o$31bobo$25b2o4bo$23bo2bo2b2ob4o$23b2obobobobo2bo$26bobobobo$26bo
bob2o$27bo2$7b3o30b2o$7b4o20b2o7bo$6bob2obo2b2o15b2o5bobo$6bo3b2o2b2o
22b2o$5bo3b2o$6b4o2$6b4o$5bo3b2o$6bo3b2o2b2o$6bob2obo2b2o12b2o$7b4o18b
o$7b3o16b3o$b2o23bo$bobo$3bo$3b2o3$6b2o$6b2o$65b2o$2b2o53b2o6bo$bobo53b
2o4bobo$bo36b2o3b2o18b2o$2o10b2o19bo4b2o3b2o$12bo3bo14b3o$4b2o7b4o13b
o$6bo2b2o19b2o$6bo2b2o4b2o$5b2o9bo38b3o$3bo12bob2o35bo$3bobobo9bo2bo35b
o$3bo3b2o9b2o$4b2o3bo23b2o$5bobobo23b2o$9bo$6b2o$2b2o2bo46b2o$2b2o2bo
35bo3b2o6bo$7b2o32bobo3bo3b3o$40bobo3bo4bo14b2o$36b2obobo3bo20bobo$36b
2obo2b4obo20bo$40bobo3bobo19b2o$36b2ob2o2bo2bobo$37bobo2b2o3bo18bo$25b
2o10bobo27bo$25b2o11bo26b3o!

gun_545 (4968 -> 4864)

Code: Select all

x = 76, y = 64, rule = B3/S23
6bob2o22b2o$6b2obo21bobo$4b2o8bo10b2o4bo$3bo3b2o3b3o8bo2bo2b2ob4o$4b3o
bo2bo11b2obobobobo2bo$6bo5bo13bobobobo$6b2o3b2o2bo10bobob2o$7b2o4b3o11b
o$7bo2b3o$8bo4bo26b2o$7b2ob4o17b2o7bo$7bo23b2o5bobo$8b6o24b2o$6bo2bob
o2bo$13b2o$6bo2bobo$7bobob6o$11bo5bo$7b2ob3ob3o$10b5o13b2o$7b3o19bo$7b
o18b3o$b2o23bo$bobo$3bo$3b2o3$6b2o$6b2o2$2b2o$bobo$bo$2o10b2o$6bo2bo2b
o$13b3o55b2o$5bo4bo5bo46b2o6bo$3b3ob2ob6o47b2o4bobo$2bo3bo2bo34b2o3b2o
18b2o$bob4o2b2ob2o25bo4b2o3b2o$bo4bo3bobo24b3o$2obobo4bobo23bo$2bo2bo
5bo24b2o$2bobo16b2o$3bo18bo38b3o$3o19bob2o35bo$o22bo2bo35bo$24b2o$39b
2o$39b2o3$59b2o$48bo3b2o6bo$47bobo3bo3b3o$46bobo3bo4bo14b2o$42b2obobo
3bo20bobo$42b2obo2b4obo20bo$46bobo3bobo19b2o$42b2ob2o2bo2bobo$43bobo2b
2o3bo18bo$31b2o10bobo27bo$31b2o11bo26b3o!