Teardrop with cape

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Teardrop with cape
x = 6, y = 5, rule = B3/S23 2o$o2b2o$bobobo$2bo2bo$3b2o! #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 6 × 5
Frequency class 29.7
Static symmetry Unspecified
Discovered by Robert Wainwright
Everett Boyer
Year of discovery 1973

The teardrop with cape is a 12-cell still life.

Construction

A 6-glider synthesis for this still life was found in July 2020.[1] A 5-glider synthesis was found in April 2023.[2]

x = 37, y = 32, rule = B3/S23 25bo$24bo$2bo21b3o$3b2o$2b2o2$32b2o$32bobo$35bo$33b2obo$33bo2bo$10b2o 22b2o$9bobo$11bo4$3o$2bo$bo10$19b3o$19bo$20bo! #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 30 PAUSE 1 T 100 PAUSE 2 LOOP 101 ]]
A 5G synthesis[2]
(click above to open LifeViewer)
x = 47, y = 29, rule = B3/S23 28bo13b2o$18bo8bo13bo2bo$18bobo6b3o11bobobo$18b2o22b2o2bo$45b2o2$15bo$13bobo$14b2o5$9b3o$11bo$10bo5$2b3o$4bo$3bo4$bo$b2o$obo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THEME Book ZOOM 8 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 82 PAUSE 2 LOOP 83 ]]
A 6G synthesis[1]
(click above to open LifeViewer)
x = 38, y = 35, rule = B3/S23 2bo$obo$b2o8bo$12bo$10b3o3$5bo18bobo$6bo17b2o$4b3o18bo7$18bobo6bo$18b2o5b2o6b2o$19bo6b2o5bobo$36bo$34b2obo$34bo2bo$3o32b2o$2bo$bo11b3o$15bo$14bo5$b3o$3bo15b2o4bo$2bo16bobo2b2o$19bo4bobo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THEME Book ZOOM 8 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 14 PAUSE 1 T 40 PAUSE 1 T 49 PAUSE 2 LOOP 50 ]]
A 11G synthesis[3]
(click above to open LifeViewer)
x = 45, y = 60, rule = B3/S23 42bo$42bobo$42b2o9$6bo31bo$4bobo31bobo$5b2o31b2o7$27bo$27bobo$27b2o4$31bo$30bo9b2o$30b3o7bobo$43bo$41b2obo$41bo2bo$42b2o4$19b2o$18bobo$b2o17bo21bo$obo38b2o$2bo38bobo4$36b3o$36bo$37bo2$30b3o4bo$30bo5b2o$31bo4bobo7$41b3o$41bo$42bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 THEME Book ZOOM 8 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 16 PAUSE 1 T 24 PAUSE 1 T 44 PAUSE 1 T 64 PAUSE 1 T 84 PAUSE 1 T 85 PAUSE 2 LOOP 86 ]]
A 12G synthesis[3]
(click above to open LifeViewer)

Occurrence

See also: List of common still lifes

Among the 121 still lifes with 12 cells, this is the 62nd 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.

In other rules

In HighLife, the teardrop with cape is almost 500 times as common as it is in Life.

See also

References

  1. 1.0 1.1 Ian07 (July 18, 2020). Re: Randomly enumerating glider syntheses (discussion thread) at the ConwayLife.com forums
  2. 2.0 2.1 shinjuku (#4085087045) (April 10, 2023). Job triggered by Adam P. Goucher at GitLab Catagolue project.
  3. 3.0 3.1 The 121 twelve-bit still-lifes at Mark D. Niemiec's Life Page (download pattern file: 12/12-98.rle)

External links