Claw with boat with tail

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Claw with boat with tail
x = 7, y = 6, rule = B3/S23 2o$obo$bo2bo$2b2obo$5bo$5b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 3 ZOOM 21 HEIGHT 400 SUPPRESS ]]
Pattern type Strict still life
Number of cells 12
Bounding box 7 × 6
Frequency class 28.0
Static symmetry Unspecified
Discovered by Robert Wainwright
Everett Boyer
Year of discovery 1973

Claw with boat with tail is a 12-cell still life.

Construction

This still life is known to be constructible with 5 gliders.[1] A 6-glider synthesis was found in 2015.[2] Several known alternate syntheses can be found in Mark Niemiec's database.[3]

x = 39, y = 44, rule = B3/S23 bo$2bo$3o15bo$19b2o$18b2o9$b2o$bobo19b2o$2bobo19b2o$4bo18bo12b2o$3bo32b obo$4b3o29bo$6bo22$9b2o$8bobo$10bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THEME Book ZOOM 10 AUTOSTART GPS 12 T 0 PAUSE 1 T 18 PAUSE 1 T 134 PAUSE 2 LOOP 135 ]]
A 5G synthesis[1]
(click above to open LifeViewer)
x = 37, y = 32, rule = B3/S23 30bo$30bobo$11bo18b2o$12b2o$11b2o4$2o$obo$bobo$3bo$2bo$3b3o$5bo3$13b2o $14b2o$13bo4$35bo$10b3o21b2o$12bo21bobo$11bo3$4b3o$6bo$5bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THEME Book ZOOM 10 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 44 PAUSE 1 T 75 PAUSE 2 LOOP 76 ]]
A 6G synthesis[2]
(click above to open LifeViewer)
x = 44, y = 30, rule = B3/S23 8bo$9bo28bo$7b3o19bo6b2o$27b2o8b2o$28b2o2$41bobo$2o39b2o$obo39bo$bobo$ 3bo$2bo$3b3o$5bo3$24b3o$24bo$25bo7$33b2o$33bobo$33bo4b2o$38bobo$38bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THEME Book ZOOM 10 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 48 PAUSE 2 LOOP 49 ]]
A 7G synthesis[3]
(click above to open LifeViewer)

Occurrence

See also: List of common still lifes, List of still lifes with 12 cells

Among the 121 still lifes with 12 cells, this is the 48th most common still life according to Catagolue.

There are no occurrences of this still life in final patterns of collisions in octohash, octo3obj or octo3g databases.

See also

References

  1. 1.0 1.1 xs12_35iczx113 at Adam P. Goucher's Catagolue
  2. 2.0 2.1 BobShemyakin (April 05, 2015). Re: 4 glider syntheses (discussion thread) at the ConwayLife.com forums
  3. 3.0 3.1 The 121 twelve-bit still-lifes at Mark D. Niemiec's Life Page (download pattern file: 12/12-56.rle)

External links