Fuse with tail and nine

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Fuse with tail and nine
x = 7, y = 7, rule = B3/S23 5b2o$4bobo$4bo$2bobo$bobo$bo$2o! #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 × 7
Frequency class 27.9
Discovered by Robert Wainwright
Everett Boyer
Year of discovery 1973

The fuse with tail and nine is a 12-cell still life.

As its name implies, it is composed of a diagonal string of cells supported at one end with a tail, and at the other end with a nine.

Construction

A 5-glider synthesis of this still life was found in January 2020.[1]

x = 34, y = 25, rule = B3/S23 obo$b2o$bo2$31bo$31bobo$31b2o8$17bobo$17b2o$18bo4$3b2o$4b2o$3bo12b2o$15b2o$17bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THEME Book ZOOM 10 X 0 Y 2 AUTOSTART GPS 12 T 0 PAUSE 3 T 17 PAUSE 1 T 48 PAUSE 1 T 57 PAUSE 2 LOOP 58 ]]
A 5G synthesis[1]
(click above to open LifeViewer)
x = 36, y = 14, rule = B3/S23 16bobo6bo8b2o$bo14b2o7bobo5bobo$2bo14bo7b2o6bo$3o28bobo$30bobo$30bo$29b2o2$21bo$20b2o$12b2o6bobo$4b2o7b2o$3bobo6bo$5bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THEME Book ZOOM 12 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 3 T 26 PAUSE 1 T 30 PAUSE 2 LOOP 31 ]]
A 6G synthesis[2]
(click above to open LifeViewer)

Occurrence

Among the 121 still lifes with 12 cells, this is the 46th 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.

References

  1. 1.0 1.1 Ian07 (January 18, 2020). Re: Randomly enumerating glider syntheses (discussion thread) at the ConwayLife.com forums
  2. The 121 twelve-bit still-lifes at Mark D. Niemiec's Life Page (download pattern file: 12/12-42.rle)

External links