Long^4 boat

Long4 boat (or remarkably long boat) is a fairly large natural still life. A 4-glider synthesis of this still life was found in January 2020.[1]

Long4 boat
<html><div class="rle"><div class="codebox"><div style="display:none;"><code></html>x = 7, y = 7, rule = B3/S23 5bo$4bobo$3bobo$2bobo$bobo$obo$2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C Still life <nowiki>#C [[ THUMBSIZE 2 HEIGHT 480 ]]</nowiki> <html></code></div></div><canvas width="200" height="300" style="margin-left:1px;"><noscript></html> File:Long4boat.png <html></noscript></canvas></div></html>
View static image
Pattern type Strict still life
Number of cells 13
Bounding box 7×7
Frequency class 28.6
Discovered by Unknown
Year of discovery Unknown

References
  1. Ian07 (January 18, 2020). Re: 4 glider syntheses (discussion thread) at the ConwayLife.com forums
Vessels
No corners (barges) (^-2) • (^-1) • ^0 • ^1 • ^2 • ^3 • ^4 • ^5 • ^6 • ^7 • ^8 • ^9
One corner (boats) (^-2) • (^-1) • ^0 • ^1 • ^2 • ^3 • ^4 • ^5 • ^6 • ^7 • ^8 • ^9 • ^10
Two corners (ships) (^-1) • ^0 • ^1 • ^2 • ^3 • ^4 • ^5 • ^6 • ^7 • ^8 • ^9 • ^10
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