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A period-143 glider gun is any glider gun with true period 143.
x = 117, y = 83, rule = B3/S23
19bo20bo$18bobo7bo11b3o$19bo6b3o14bo$8bo16bo16b2o$8b3o14b2o$11bo4bobo
47bo$10b2o4bo2bo44b3o13bo$63bo16b3o$17bob2o5b3o34b2o18bo$17bob2o2b3o2b
o53b2o$5b2o12bo2bo5bo3b2o$6bo10b3o3bo2b2o4b2o72bo$6bobo15b2o78b3o$7b2o
64bo29bo$73b2o28b2o7b2o$74b2o36bo$20b2o52bo35bobo$20bobo6b2o38b3obo36b
2o$22bo6bo19b2o18b3o$22b2o6bo17bobo$29b2o17bo$47b2o10b2o$60bo$57b3o9b
2o$57bo11bo20b2o23bo$18b2o50bo20bo22bobo$18bobo48b2o17b3o8b2o14bo$20bo
67bo11bo$20b2o75b3o$97bo2$112b2o$112bobo$2b2o110bo$bobo101bo8b2o$bo94b
ob2o6bo$2o94b2obo5b3o10$9b3o5bob2o94b2o$10bo6b2obo94bo$b2o8bo101bobo$
2bo110b2o$2bobo$3b2o2$19bo$17b3o75b2o$16bo11bo67bo$bo14b2o8b3o17b2o48b
obo$obo22bo20bo50b2o$bo23b2o20bo11bo$46b2o9b3o$56bo$56b2o10b2o$68bo17b
2o$66bobo17bo6b2o$45b3o18b2o19bo6bo$5b2o36bob3o38b2o6bobo$4bobo35bo52b
2o$4bo36b2o$3b2o7b2o28b2o$13bo29bo64b2o$10b3o78b2o15bobo$10bo72b2o4b2o
2bo3b3o10bo$83b2o3bo5bo2bo12b2o$33b2o53bo2b3o2b2obo$33bo18b2o34b3o5b2o
bo$34b3o16bo$36bo13b3o44bo2bo$50bo47bobo$90b2o$73b2o16bo$73bo14b3o6bo
13bo$74b3o11bo7bobo13bo$76bo20bo12b3o!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ MAXGRIDSIZE 9 THUMBSIZE 2 ZOOM 6 WIDTH 900 HEIGHT 600 THEME Book GPS 30 STARTFROM 143 ]]
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A Herschel track based p143 gun, bounding box 117 × 83 (9711 cells)(click above to open LifeViewer )
Many of first known guns above period 62 were built using Herschel track technology.
Shown above is a p143 glider gun from Dieter and Peter's glider gun collection .[ 1] It is a 858-tick loop with 6 signals in the loop, containing four instances of L156 and two instances of F117 .
Several smaller syringe -based guns were found in 2015 -- 2016 .[ 2] [ 3] [ 4] [ 5]
x = 88, y = 82, rule = B3/S23
63b2o$64bo$64bobo$65b2o2b2o$70b2o$68bob2o$68b4o$69bobo$60bo9bobo$28b2o
30b3o7bobo11bo$27bobo33bo5bo12b3o$21b2o4bo34b2o4b2o11bo$19bo2bo2b2ob4o
37bo4bo6b2o$19b2obobobobo2bo42bo$22bobobobo42b3o$22bobob2o$23bo$82b2o$
36b2o44bobo$27b2o7bo47bo$9bo17b2o5bobo47b2o$9b3o22b2o$12bo$11b2o3$3b2o
63b2o$3bo65bo$2obo20b2o40b3o$o2b3o4b2o13bo40bo$b2o3bo3b2o10b3o$3b4o15b
o20bo$3bo15b2obo20b3o$4b3o12bobob2o21bo37b2o$7bo13bo2bo12b3o5b2o37bobo
$2b5o14b2o14bo48bo$2bo35bo47b2o$4bo$3b2o$18bo$19b2o$18b2o35b2o$48b2o5b
obo$48b2o7bo18b2o$57b2o17b2o2$44bo22b2obo$43bobob2o18bob2o$43bobobobo
27b3o5b2o$40b2obobobobo2bo23bo2bo5bo$40bo2bo2b2ob4o23bo2bo3bobo$42b2o
4bo26bo2bo4b2o$48bobo24bo2bo$49b2o17bo7bobo$68b3o6bo$59bo11bo$59b3o8b
2o6b2o6bo$62bo13b4obo3bobo$49bo11b2o13bo5bo3bo$47b3o26bob2o$46bo34b2o$
46b2o$31b2o$32bo$32bob2o$33bo2bo$34b2o$41bo$41bo3bo28b2o$44bo29bo$43b
2o30b3o9bo$43b2o3b2o27bo7bobo$49bo8bo3b2o22b2o$46b3o8bobo3bo$46b3o7bob
o3bo$40b3o9b2obobo3bo$43b2o7b2obo2b4obo$40bo3bo11bobo3bobo$40bo11b2ob
2o2bo2bobo$43bo9bobo2b2o3bo$40bo2bo9bobo$41b2o11bo!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ MAXGRIDSIZE 9 THUMBSIZE 2 ZOOM 6 WIDTH 700 HEIGHT 600 THEME Book GPS 30 STARTFROM 143 ]]
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Bounding box 88 × 82 (7216 cells)[ 2] (click above to open LifeViewer )
x = 103, y = 64, rule = B3/S23
23b2o54b2o$23bobo52bobo$25bo4b2o40b2o4bo$21b4ob2o2bo2bo36bo2bo2b2ob4o$
21bo2bobobobob2o36b2obobobobo2bo$24bobobobo42bobobobo$25b2obobo42bobob
2o$29bo44bo2$15b2o70b2o$16bo7b2o52b2o7bo$16bobo5b2o52b2o5bobo$17b2o66b
2o7$27b2o46b2o$27bo48bo$28b3o7bo34b3o$30bo8b2o32bo$3b2o33b2o47b2o$4bo
82bobo$2bo84bo$2b5o14b2o$7bo13bo$4b3o12bobo$3bo15b2o$3b4o$b2o3bo3b2o
81bo$o2b3o4b2o80bobo$2obo48bobo37bo2bo$3bo13b3o32b2o40bo$3b2o12bo35bo$
18bo79b2o$78b2o17bo2bo$11b2o66bo17bobo$12bo66bobo16bo$9b3o57bo10b2o12b
3o$9bo23bo33b3o24b2o$33b3o30bo$36bo29b2o$35b2o14b2o48b2o$52bo48b2o$52b
ob2o$53bo2bo$54b2o$61bo$61bo3bo$45b2o17bo$38b2o5bobo15b2o$38b2o7bo15b
2o3b2o$47b2o20bo8bo3b2o$66b3o8bobo3bo$34bo31b3o7bobo3bo$33bobob2o21b3o
9b2obobo3bo$33bobobobo23b2o7b2obo2b4obo5b2o$30b2obobobobo2bo17bo3bo11b
obo3bobo5bo$30bo2bo2b2ob4o17bo11b2ob2o2bo2bobo2b3o$32b2o4bo24bo9bobo2b
2o3bo3bo13bo$38bobo19bo2bo9bobo26bo$39b2o20b2o11bo25b3o!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ MAXGRIDSIZE 9 THUMBSIZE 2 ZOOM 6 WIDTH 700 HEIGHT 600 THEME Book GPS 30 STARTFROM 143 ]]
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Bounding box 103 × 64 (6592 cells)[ 3] (click above to open LifeViewer )
x = 82, y = 71, rule = B3/S23
41bo11b2o$40bobo10b2o$32bo3b2o2bobo$31bobo2bo2b2ob2o$17b2o12bobo3bobo$
18bo13bob4o2bob2o$18bobo13bo3bobob2o$19b2o12bo3bobo$23b2o7bo3bobo$23b
2o7b2o3bo$5b2o$5b2o15bo$22bo$22bo4bo17b2o2b2o$27bo17b2o2bobo$23bo25bo
10b2o$59bo2bo$2o21bo36b2obo$2o19bobo39bo$21bobo39b2o$48b2o$16b3o30bo$
16bo29b3o$16bobo14b2o11bo$17b2o14bo$34b3o$36bo18$57b2o$34bo23bo$35b2o
21bobo$34b2o12bo10b2o$46b3o$45bo$45b2o16b2o$30b2o31b2o15b2o$31bo30bo2b
o14b2o$31bob2o24bo2bob2o$32bo2bo22bo2bo$33b2o24bobo$48b2o$48b2o4$57bo
3b2o$56bobo3bo$55bobo3bo$51b2obobo3bo$51b2obo2b4obo5b2o$55bobo3bobo5bo
$51b2ob2o2bo2bobo2b3o$52bobo2b2o3bo3bo$40b2o10bobo$40b2o11bo!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ MAXGRIDSIZE 9 THUMBSIZE 2 ZOOM 6 WIDTH 700 HEIGHT 600 THEME Book GPS 30 STARTFROM 143 ]]
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Bounding box 82 × 71 (5822 cells)[ 4] (click above to open LifeViewer )
x = 71, y = 59, rule = B3/S23
40b2o$40bobo$42bo4b2o$38b4ob2o2bo2bo$38bo2bo3bobob2o$41bobobobo$42b2ob
obo$46bo$51bo$32b2o17b3o$33bo8bo11bo$33bobo5b2o10bobo$34b2o17bobo$48bo
5bo$49bo$47b3o3$69b2o$44b2o23b2o$44bo$45b3o$47bo$47bob2o$45b2obobo$45b
o2bo$47b2o7b2o$56b2o2$64b2obo$14bo49b2ob3o$12b3o55bo$11bo52b2ob3o$11b
2o50bo2b2o$62bobo$8b2o34bo16bobob2obo$8bobo33b3o8b2o5bo2bob2o$9b2o36bo
8b2o7bo$25b2o19b2o7bo8b2o$25bo16b2o17bobo2b2o$23bobo16bo7b3o8b2o2bo2bo
$23b2o19bo5b4o12b2o$5b2o6bo29b2o4bo2bob2o$4bobo4b4o34bob2ob2o$5bo8bo
34bo4bo$11b2o38bo2bo$2b2o47b3o$bobo$bo38b2o$2o38b2o17b2o$59b2o3$60b2o$
9b2o3b2o44bo$10bo3bo32b2o12b3o$7b3o5b3o14bo15bo14bo$7bo9bo15bo11b3o$
31b3o11bo!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ MAXGRIDSIZE 9 THUMBSIZE 2 ZOOM 6 WIDTH 700 HEIGHT 600 THEME Book GPS 30 STARTFROM 143 ]]
Please enable Javascript to view this LifeViewer.
Bounding box 71 × 59 (4189 cells)[ 5] (click above to open LifeViewer )
x = 93, y = 82, rule = B3/S23
64bo4b2o$63b2o2bo$63bo2bo3bo$61b2o2b2o2bo$61bobo2bo2bo$50b2o10b2o2bo2b
o$51bo14bo2bo$31b2o18bobo11bo3bo$32bo19b2o12bo$31bo35b2obo$31b2o2b2o$
34bobo$29b4obo35bo2b2o$29bo2bob2o28b2o7b2o$63bo$63bo4bo$37b2o24bo3bo$
38b2ob2o22bo$37bo3b2o7$83bo$37b3o21b2o18b3o$37bo24bo17bo$38bo20b3o10bo
7b2o$59bo13bo$41b2o28b3o$33b2o5bob2o44b2o$33b2o5bob2o45bo$33b2o6bo47bo
b2o$32b2o47b2o4b3o2bo$26b2o4b2o10b2o35b2o3bo3b2o$26b3o2b3o10bo11b2ob2o
25b4o$29bobo6b3o4b3o8b2o14b2o15bo$3b2o21bo3bo4b6o6bo9bo2bo10bobo12b3o$
4bo21bob2o5b3o20bobo10bo13bo$2bo31b2o23bo10b2o14b5o$2b5o14b2o10bo23b2o
31bo$7bo13bo10bobo20b3o5b2obo21bo$4b3o12bobo10bo2bo9bo6b6o4bo3bo21b2o$
3bo15b2o14b2o8b3o4b3o6bobo$3b4o25b2ob2o11bo10b3o2b3o$b2o3bo3b2o35b2o
10b2o4b2o$o2b3o4b2o47b2o$2obo47bo6b2o$3bo45b2obo5b2o$3b2o44b2obo5b2o$
19b3o28b2o$19bo13bo$11b2o7bo10b3o20bo$12bo17bo24bo$9b3o18b2o21b3o$9bo
7$50b2o3bo$27bo22b2ob2o$25bo3bo24b2o$24bo4bo$29bo$18b2o7b2o28b2obo2bo$
18b2o2bo35bob4o$56bobo$56b2o2b2o$22bob2o35bo$26bo12b2o19bo$23bo3bo11bo
bo18b2o$23bo2bo14bo$23bo2bo2b2o10b2o$23bo2bo2bobo$23bo2b2o2b2o$22bo3bo
2bo$25bo2b2o$22b2o4bo!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ MAXGRIDSIZE 9 THUMBSIZE 2 ZOOM 8 WIDTH 900 HEIGHT 800 THEME Book GPS 30 AUTOSTART KILLGLIDERS ]]
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A different p143 gun using a period-specific G-to-H mechanism with Jormungant's G-to-H and Beluchenko's p13s [ 6] [ 7] (click above to open LifeViewer )
In November 2022 , Nora Brown found a new smaller gun not relying on glider loops or Herschel track technology,[ 8] [ 9] later reduced to a 2310-cell bounding box.[ 10]
x = 70, y = 33, rule = B3/S23
36bo21b2obo$36b3o13bob2obobob3o$39bo12b2obobobo4bo$13bo24b2o16bobobobo
bo$13b3o7b2o33bobob2o4b2o$16bo6bo33bobo8bo$15b2o4bobo34bo7bobo$21b2o
43b2o2$10b2o43b2o$10b2o14b2o26bo2bo$26b2o27bobo$55bo2bo$5bo50b2o$4bobo
$4b2o2$63b2o$62bobo$11b2o50bo$10bo2bo$11bobo27b2o$2o9bo2bo26b2o14b2o$
2o10b2o43b2o2$46b2o$10bo34bobo4b2o$9bobo33bo6bo$5b2obobo33b2o7b3o$4bob
obobobo16b2o24bo$4bo4bobobob2o12bo$5b3obobob2obo13b3o$7bob2o21bo!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ MAXGRIDSIZE 9 THUMBSIZE 2 ZOOM 10 WIDTH 900 HEIGHT 500 THEME Book GPS 30 AUTOSTART KILLGLIDERS ]]
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A gun without glider loops or Herschel tracks, bounding box 70 × 33 (2310 cells)[ 8] [ 10] . Note these chucklebaits aren't optimized and can be reduced in population without changing the bounding box.(click above to open LifeViewer )
See also
References
External links