Carrier siamese hook-with-tail tail

Carrier siamese hook-with-tail tail
x = 5, y = 7, rule = B3/S23 obo$2obo$3bo$3b2o$4bo$2bo$2b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 3 ZOOM 21 HEIGHT 400 SUPPRESS ]]
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Pattern type	Strict still life
Number of cells	12
Bounding box	7 × 5
Frequency class	32.7
Static symmetry	Unspecified
Discovered by	Robert Wainwright Everett Boyer
Year of discovery	1973
Rules Outer-totalistic rules B/S23 – B35678/S012345678 # of rules 212 = 4096 Isotropic rules B/S2-in3jnr – B2in34-ajnqr5678/S012345678
Glider synthesis Fewest gliders 5 Catagolue-generated RLE synthesis
Pattern files Plaintext carriersiamesehookwithtailtail.cells RLE carriersiamesehookwithtailtail.rle
Identifiers apgcode xs12_5b8og4c Niemiec ID 12.88 Pentadecathlon ID 12.84

Carrier siamese hook-with-tail is a 12-cell still life.

Construction

This still life is known to be constructible with 5 gliders. A 5-glider synthesis was found in May 2022. A 7-glider synthesis was found in March 2021. Some known alternate syntheses can be found in Mark Niemiec's database.

x = 32, y = 20, rule = B3/S23 8bo$9bo$7b3o3$6bo6bo14b2o$7bo4bo16bo$5b3o4b3o12bo$2bo24b2o$obo25bo$b2o 25bob2o$29bobo6$15b3o$15bo$16bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 34 PAUSE 2 LOOP 35 ]] A 5G synthesis (click above to open LifeViewer)

x = 58, y = 70, rule = B3/S23 16bo$17b2o$16b2o12$8bo$9bo$7b3o13$54b2o$55bo$53bo$53b2o$27b2o5bobo8b2o 7bo$28b2o5b2o8bobo6bob2o$27bo7bo9bo9bobo4$34b3o$36bo$35bo26$3o$2bo$bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THEME Book ZOOM 10 X 12 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 108 PAUSE 1 T 115 PAUSE 2 LOOP 116 ]] A 7G synthesis (click above to open LifeViewer)

x = 34, y = 30, rule = B3/S23 14bo$4bo9bobo$2bobo9b2o$3b2o$27bo$26bo$26b3o2$30b2o$31bo$29bo$14b3o12b 2o$14bo15bo$15bo14bob2o$31bobo$7b2o$8b2o$7bo7b2o$15bobo$15bo5$23b3o$ 23bo$24bo$bo$b2o$obo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 21 PAUSE 1 T 43 PAUSE 2 LOOP 44 ]] A 8G synthesis (click above to open LifeViewer)

Occurrence

Among the 121 still lifes with 12 cells, this is the 95th most common still life according to Catagolue.

There are no collisions in octohash, octo3obj or octo3g databases with this still life occurring in the ash.

External links

• Carrier siamese hook-with-tail tail at Adam P. Goucher's Catagolue
• 12.84 at Heinrich Koenig's Game of Life Object Catalogs