Boat with very long tail

Boat with very long tail
x = 4, y = 7, rule = B3/S23 2o$obo$bobo$3bo$2bo$bo$b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 3 ZOOM 21 HEIGHT 400 SUPPRESS ]]
View static image
Pattern type	Strict still life
Number of cells	11
Bounding box	7 × 4
Frequency class	27.1
Static symmetry	n
Discovered by	Unknown
Year of discovery	Unknown
Rules Outer-totalistic rules B/S23 – B3678/S012345678 # of rules 211 = 2048 Isotropic rules B/S2-i3cn – B2in34-jkr5-c678/S012345678
Glider synthesis Fewest gliders 5 Catagolue-generated RLE synthesis
Pattern files Plaintext boatwithverylongtail.cells RLE boatwithverylongtail.rle
Identifiers apgcode xs11_35a8426 Niemiec ID 11.23 Pentadecathlon ID 11.14

Boat with very long tail is an 11-cell still life consisting of a boat with a very long tail.

Construction

This still life is known to be constructible with 5 gliders. A 5-glider synthesis was found in September 2022.

x = 47, y = 33, rule = B3/S23 6bo$4bobo$5b2o3$bo$2bo$3o4$34bobo$34b2o$35bo12$44b2o$45bo$44bo$43bo$ 33b2o8bobo$16b3o14bobo8bobo$18bo14bo11b2o$17bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 450 THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 1 T 24 PAUSE 3 T 91 PAUSE 1 T 94 PAUSE 2 LOOP 95 ]] A 5G synthesis (click above to open LifeViewer)

x = 47, y = 28, rule = B3/S23 9bo27bo$7bobo27bobo$8b2o27b2o8$44b2o$45bo$44bo$43bo$43bobo$44bobo$14b 2o29b2o$13bobo$15bo13b3o$29bo$30bo3$11b2o$10bobo$3o9bo$2bo$bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 32 PAUSE 1 T 62 PAUSE 1 T 70 PAUSE 2 LOOP 71 ]] A 6G synthesis (click above to open LifeViewer)

x = 45, y = 35, rule = B3/S23 32bo$31bo8bo$31b3o5bo$39b3o$obo$b2o$bo41bo$42bo$42b3o5$7bo$8bo$6b3o2$ 28bo$26b2o$27b2o4$41b2o$42bo$41bo$40bo$40bobo$41bobo$42b2o3$26b2o$25b2o$27bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 450 THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 69 PAUSE 2 LOOP 70 ]] A 7G synthesis (click above to open LifeViewer)

Occurrence

This still life is the 35th most common (i.e. 12th rarest) 11-cell still life out of 46. It is about 125 times as rare as the boat with long tail but only 1.5 times as common as the boat with long³ tail.

This still life does not occur in final patterns of collisions in octohash, octo3obj or octo3g databases.

External links

• Boat with very long tail at Adam P. Goucher's Catagolue
• The 46 eleven-bit still-lifes at Mark D. Niemiec's Life Page (download pattern file: 11/11-23.rle)
• 11.14 at Heinrich Koenig's Game of Life Object Catalogs