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by Kazyan
November 30th, 2025, 10:44 pm
Forum: Patterns
Topic: 23-bit still life syntheses
Replies: 157
Views: 15359

Re: 23-bit still life syntheses

xs23_2l2sga6z3452ac with a component that can probably be done in 6G instead of this jank:

x = 41, y = 46, rule = B3/S23
38bo$38bobo$38b2o$3bo5bo$4b2o4bo$3b2o3b3o$32bo$31bo$31b3o10$8bo$9b2o
16bo$8b2o16bobo$25bobo$17bobo5bo$18b2o4b2obo$18bo7bobo$24b2o2bo$15b3o
5bo2b2o$17bo5b2o$16bo3$12b2o$11bobo ...
by Kazyan
October 26th, 2025, 10:25 pm
Forum: Patterns
Topic: Sifting ash for cool objects
Replies: 2
Views: 905

Re: Sifting ash for cool objects

With some new modifications, including simulated annealing and doing "sweeps" of single-point mutations, the script arrived at this set of rules that catches 13318/13630 of the expensive 18-bit still lifes, for a success rate of 97.7%:

B3ckr4ajkqrty5aeij6a/S1e2en3-an4ajny
B3-ai4-iwy5-c6aek7e8 ...
by Kazyan
October 22nd, 2025, 9:46 pm
Forum: Patterns
Topic: Sifting ash for cool objects
Replies: 2
Views: 905

Sifting ash for cool objects

Using QuFince, mvr did a high-powered glider collision search a while back, with a simple but sophisticated detection scheme for still lifes worth reporting: inflate still lifes along the Von Neumann neighborhood, then deflate twice along the Moore neighborhood, and whatever survives is probably ...
by Kazyan
October 9th, 2025, 8:42 pm
Forum: Patterns
Topic: Still Life Synthesis Thread
Replies: 1169
Views: 382095

Re: Still Life Synthesis Thread

As of today, all 12-bit still lifes can be synthesized in 6 gliders. The last one was fuse with two long tails:

Code: Select all

x = 15, y = 23, rule = B3/S23
13bo$12bo$12b3o$o$b2o$2o7$13bo$12bo$12b3o2$8b3o$3bobo2bo$4b2o3bo$4bo$
8bo$8b2o$7bobo!
by Kazyan
September 14th, 2025, 11:38 am
Forum: Patterns
Topic: 23-bit still life syntheses
Replies: 157
Views: 15359

Re: 23-bit still life syntheses

This should transfer to all of the still lifes built on xs13_6246pic:

x = 113, y = 41, rule = B3/S23
obo$b2o$bo6$92bobo$93b2o$16b2o75bo6b2o$16bo2bob2o77bo2bob2o$18b3obo68b
2o9b3obo$90bobo$20b2o70bo11b2o$20bobo81bobo$22bo71bo7b2o2bo$22b2o70b2o
5bobobo$8bo84bobo5bo2bo$2bobo2bo94b2o$3b2o2b3o$3bo2 ...
by Kazyan
August 27th, 2025, 8:41 am
Forum: Patterns
Topic: 23-bit still life syntheses
Replies: 157
Views: 15359

Re: 23-bit still life syntheses

xs23_6248nhgz358ge21:

Code: Select all

x = 37, y = 32, rule = B3/S23
34bobo$34b2o$17bo17bo$18bo$16b3o8$23bo$23bobo$18bo4b2o$19b2o$18b2o3$5b
obo$6b2o$6bo3$2bo$obo21b2o$b2o19b3obo$21bo5bo$7bo14bo5bo$7b2o10b3obob
3o$6bobo10bo3bobo$23b2o!
There's an easy -1G or -2G in there somewhere.
by Kazyan
July 20th, 2023, 5:11 pm
Forum: Patterns
Topic: The Hunting of the Elementary Conduits
Replies: 1129
Views: 601416

Re: The Hunting of the Elementary Conduits

Crossposting so that this doesn't get forgotten: A new BxFH20, based on a glider eater by mvr and with the interaction noticed by calcyman.

x = 35, y = 35, rule = LifeHistory
27.2B$26.5B$25.7B$24.8B$24.9B$24.10B$25.8BA$24.8BABA$22.10BABA$15.2B
2.14BAB$14.C7BD11B$12.3BC6BDBD9B$10.5B2C5B3D7B$10 ...
by Kazyan
February 13th, 2023, 6:46 pm
Forum: Patterns
Topic: I'm looking for period multiplicating Herschel Tracks.
Replies: 76
Views: 54129

Re: I'm looking for period multiplicating Herschel Tracks.


I dropped this earlier without any explanation, it might have some interest to be posted here instead:


p103739 gun:

x = 216, y = 288, rule = LifeHistory
7$43.A.2A.3B$43.2A.A5B$48.5B14.A.2A$49.4B14.2A.A$30.A19.4B22.2A$30.3A
12.B.3B.4B12.3A5.A.A$33.A10.9BAB2A5B4.BA2.A4.A$16.2A14.2A3.B5.2B2A6B ...
by Kazyan
December 13th, 2022, 12:00 pm
Forum: Patterns
Topic: Execution of Old Guns by Variable-Speed Firing Squad
Replies: 1433
Views: 811777

Re: Execution of Old Guns by Variable-Speed Firing Squad

gun_26 reduced to 116x59 via some tomfoolery:

x = 116, y = 59, rule = B3/S23
31bo3b2o22bo18b2o4bo2b2ob2ob2ob2o$30bobobob3o5b2o4b3o6b3o16bo4bobo2bob
o3bobo10bo$30bobobo4bo5bo2b5o2b2o5bo16bo2bo2b2obo2bobo2bo9bobo$31bobob
obobo5bobo8bo4b2o13b4o2bobo2bo2b2obobo10bob3o$33bobob2o4b2obo2bo4b2o9b ...
by Kazyan
November 18th, 2022, 12:43 am
Forum: Patterns
Topic: Thread For Your Bellman/Barrister Finds
Replies: 102
Views: 96020

Re: Thread For Your Bellman/Barrister Finds

Bringing up this thread in the light of new catalysts recently discovered with the use of Barrister, a LifeAPI version of Bellman.
by Kazyan
October 20th, 2022, 6:36 pm
Forum: Patterns
Topic: Thread for your unsure discoveries
Replies: 3989
Views: 1905027

Re: Thread for your unsure discoveries

To stay within 20x20, this variant saves ten cells and one column:

x = 19, y = 20, rule = B3/S23
5b4o$9bo$9bo$10b2o6$o13bo$o$o8bo2b2o$b2o6bo5bo$b3o6b2o2b2o$b2o10bo3b2o
$11bobo4bo$13b2o2bo$16bo$12b2o2bo$13bob4o!

EDIT: Much better:

x = 20, y = 16, rule = B3/S23
5b4o$9bo$9bo$10b2o4$15bo$16bo ...
by Kazyan
October 14th, 2022, 7:25 pm
Forum: Patterns
Topic: Thread for your speculative elementary conduits
Replies: 463
Views: 171016

Re: Thread for your speculative elementary conduits


This would be a nice HRx74B (I think)
x = 33, y = 22, rule = LifeSuper
5.2A$4.A2.A16.2A$5.2A17.2A2$13.2A$13.2A5$4.A18.A$4.A.A16.A.A$4.3A5.2A
9.3A5.2A$6.A5.2A11.A5.2A6$D.2D15.D.2D$3D16.3D$.D18.D!



Well, it would be very difficult to use, but this works at least:
x = 72, y = 69, rule ...
by Kazyan
October 8th, 2022, 1:37 am
Forum: Patterns
Topic: Synthesising Oscillators
Replies: 2517
Views: 1485863

Re: Synthesising Oscillators

Final step for a synthesis of 34P7:

x = 46, y = 65, rule = B3/S23
obo$b2o$bo9$12bo$10bobo$11b2o4$12bo$3bo6bobo$bobo7b2o14bobo$2b2o23b2o$
17b2o9bo7bo$16bo2bo15bo$17b2o16b3o2$14bo13b2o$13bobo12b2o$14b2o5b2o14b
o$21bobo4b2o6bo$23bo5bo6b3o$16b2obo2bob2obo$16bob5obob3o2$17b3obob5obo
$18bob2obo2bob2o ...
by Kazyan
September 24th, 2022, 5:40 pm
Forum: Patterns
Topic: Thread For Your Useless Discoveries
Replies: 5109
Views: 2212226

Re: Thread For Your Useless Discoveries

An unnecessarily fancy way of stabilizing NE13T-7. Normal on left; dank on right:

x = 82, y = 29, rule = B3/S23
16bo43bob2o12bo$14b3o43b2obo10b3o$13bo44b2o13bo$13b2o42bo3b2o10b2o$58b
3obo$5b2o3b2o6b2o50b2o6b2o$5b2o3bobo4bobo40b2o8bobo4bobo$11b2o4bo42b2o
9b2o4bo$15b3o57b3o$14bo59bo$14b2o43bo14b2o ...
by Kazyan
September 21st, 2022, 5:36 pm
Forum: Patterns
Topic: The Hunting of the Elementary Conduits
Replies: 1129
Views: 601416

Re: The Hunting of the Elementary Conduits

A spartan-ish version of HL98B:eater3 --

x = 37, y = 40, rule = LifeHistory
13.4B$14.4B$15.4B$16.4B$17.4B$18.4B$19.4B$20.4B$21.6B$21.7B$21.8B$20.
10B$20.9B$20.9B$19.9B$18.9B$18.D9B3.2A$17.3D8B3.2A$17.DB2D6B$13.16B$
12.17B4.A$12.17B3.A.A$13.16B4.A$12.16B6.3A$10.17B9.A$8.19B7.2A$8.2BC
15B8.A$7 ...
by Kazyan
September 18th, 2022, 11:23 am
Forum: Patterns
Topic: H-to-G and H-to-Gn converter collection
Replies: 457
Views: 350843

Re: H-to-G and H-to-Gn converter collection

Almost a joke: NW-23T224.

x = 53, y = 73, rule = LifeHistory
D3.D.D3.D8.3D3.3D2.5D2.3D3.3D5.D$2D2.D.D3.D7.D3.D.D3.D3.D3.D3.D.D3.D
3.2D$D.D.D.D3.D11.D5.D3.D7.D5.D2.D.D$D2.2D.D.D.D.5D4.D4.2D4.D6.D5.D2.
D2.D$D3.D.D.D.D9.D7.D3.D5.D5.D3.5D$D3.D.2D.2D8.D4.D3.D3.D4.D5.D7.D$D
3.D.D3.D7.5D2.3D4.D3.5D.5D4 ...
by Kazyan
September 9th, 2022, 3:21 pm
Forum: Patterns
Topic: The Hunting of the Elementary Conduits
Replies: 1129
Views: 601416

Re: The Hunting of the Elementary Conduits

HL224H, with glider outputs. This is basically a crosspost from the H-to-G thread after I noticed that an eater was suppressing a perfectly good no-strings-attached H output:

x = 48, y = 76, rule = LifeHistory
.D3.D.D6.3D3.3D5.D2.D3.D$.D3.D.D5.D3.D.D3.D3.2D2.D3.D$.D3.D.D9.D5.D2.
D.D2.D3.D$.5D.D8 ...
by Kazyan
September 8th, 2022, 6:39 pm
Forum: Patterns
Topic: H-to-G and H-to-Gn converter collection
Replies: 457
Views: 350843

Re: H-to-G and H-to-Gn converter collection

Some more H-to-Gs from CatForce; the first two are periodic (p2 or higher). SW-2T114, NW27118, and SW23T145:

x = 201, y = 95, rule = LifeHistory
12.3D2.D3.D8.3D2.5D3.D5.D6.D$11.D3.D.D3.D7.D3.D3.D4.2D4.2D5.2D22.D3.D
.D3.D2.3D2.5D.5D3.D5.D4.3D30.3D2.D3.D2.3D3.3D2.5D3.D6.D2.5D$11.D5.D3.
D11.D3.D5.D5 ...
by Kazyan
September 8th, 2022, 2:16 am
Forum: Patterns
Topic: Still-life 'factories'
Replies: 340
Views: 280834

Re: Still-life 'factories'

Another G->block:

Code: Select all

x = 21, y = 24, rule = B3/S23
17bo$16bobo$16bobo$15b2ob2o2$bo13b2ob2o$2bo12b2obo$3o17bo$12bo6b2o$11b
obo$10bo2bo2b2o$11b2o3b2o5$5b2ob2o$4bobobobo$4bobo3b3o$2b3obobo4bo$bo
3bob2ob3o$b2o2bo4bo$6b3o$8b2o!
by Kazyan
September 7th, 2022, 12:35 pm
Forum: Patterns
Topic: Execution of Old Guns by Variable-Speed Firing Squad
Replies: 1433
Views: 811777

Re: Execution of Old Guns by Variable-Speed Firing Squad

NW11T94 reduces the areas of the following gun periods, for a total of 1181 area saved:

345 (3410 -> 3380)
115 (3534 -> 3380)
342 (3102 -> 3050)
171 (4488 -> 3782)
350 (3410 -> 3380)
175 (3410 -> 3380)
395 (3776 -> 3685)
133 (4148 -> 4060)

gun_171's improvement is, by far, the most significant and ...
by Kazyan
September 6th, 2022, 11:50 pm
Forum: Patterns
Topic: H-to-G and H-to-Gn converter collection
Replies: 457
Views: 350843

Re: H-to-G and H-to-Gn converter collection

SE21T3:

x = 45, y = 80, rule = LifeHistory
11.3D2.5D2.3D4.D3.5D2.3D$10.D3.D.D5.D3.D2.2D5.D3.D3.D$10.D5.D9.D3.D5.
D7.D$11.3D2.3D6.D4.D5.D5.2D$14.D.D7.D5.D5.D7.D$10.D3.D.D6.D6.D5.D3.D
3.D$11.3D2.5D.5D2.3D4.D4.3D30$20.2A.2A$21.A.A$16.2A.A5.A.2A$15.A.A.2A
3.2A.A.A$14.A2.B2.BA.AB2.B2.A$14.7AB.B7A$18.3B ...
by Kazyan
August 21st, 2022, 12:45 am
Forum: Patterns
Topic: Still-life 'factories'
Replies: 340
Views: 280834

Re: Still-life 'factories'

G -> block, using an assembly activated by a delayed duoplet:

x = 25, y = 22, rule = LifeHistory
.A$2BA$3AB$.4B$2.4B$3.4B16.2A$4.4B5.2B8.A$5.4B3.5B3.BA.A$6.4B2.7B.B2A
$7.8BA5B$8.6BABA5B$9.5BA2BA3B$10.5B2A4B$9.3B.6B2D$5.2A.2BA6.2B2D$5.A.
2BA.A3.5B$6.A2.BA.A2.2A$7.A4.A3.A$5.A.5A.3A$4.A.A6.A$4.A2.A2 ...
by Kazyan
August 20th, 2022, 3:37 pm
Forum: Patterns
Topic: Still Life Synthesis Thread
Replies: 1169
Views: 382095

Re: Still Life Synthesis Thread

xs15_g8ge123z1ac in 10G via reducing an option for an intermediate:

x = 133, y = 24, rule = B3/S23
66bo$64bobo$55bobo7b2o$56b2o$56bo2$57b2o$4bo51bobo71bobo$4bobo51bo10b
2o58bob2o$4b2o63bobo57bo$2bo66bo57bobo$obo123bobo$b2o56b2o65bo$58bo2bo
63b2o4bo$59b2o68b2o$130b2o$125bo$125b2o$124bobo3b2o ...
by Kazyan
August 17th, 2022, 10:11 am
Forum: Patterns
Topic: Oscillator Discussion Thread
Replies: 5865
Views: 2492928

Re: Oscillator Discussion Thread

p8 oscillator that hassles two beehives:

x = 18, y = 22, rule = B3/S23
2o$2obo$4bo$bo$2bob2o$4b2o3$11bo$2b2o2bo3bo2bo$bo4bo3bo4b2o$b2o4bo3bo
4bo$4bo2bo3bo2b2o$6bo3$12b2o$12b2obo$16bo$13bo$14bob2o$16b2o!

This was assembled yesterday, and it looks like it should be prior art, but if it is, it's ...
by Kazyan
August 13th, 2022, 1:17 pm
Forum: Patterns
Topic: The Hunting of the Elementary Conduits
Replies: 1129
Views: 601416

Re: The Hunting of the Elementary Conduits

Two new R-to-B conduits:

x = 74, y = 33, rule = LifeHistory
62.2A.2A$63.A.A$58.2A.A5.A.2A$57.A.A.2A3.2A.A.A$56.A2.B2.BA.AB2.B2.A$
56.7AB.B7A$60.3B.B.3B$58.3AB.3B.B3A$57.A.BA3BA3BAB.A$57.2A3.BABAB3.2A
$62.BABAB$62.2BA2B6.A$63.B.B5.3A$62.5B3.A$62.7B.2A$9.D2.B48.11B$8.3D
4B46.11B$7.2DBD4B45.13B$6 ...

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