This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A188744 #7 Jul 22 2025 11:20:17 %S A188744 64,4096,61996,1944586,60714322,1536573216,43558358008,1229158478968, %T A188744 33715030639152,940176798492406,26184077081950792,726505692803789842, %U A188744 20205409790700030932,561795999161298554570,15612682504741076575246 %N A188744 Number of nX6 binary arrays without the pattern 1 1 1 diagonally, vertically or antidiagonally. %C A188744 Column 6 of A188747 %H A188744 R. H. Hardin, <a href="/A188744/b188744.txt">Table of n, a(n) for n = 1..200</a> %e A188744 Some solutions for 3X6 %e A188744 ..0..1..0..0..1..0....0..0..0..1..1..0....0..1..0..0..0..0....0..1..1..1..1..0 %e A188744 ..0..0..1..1..0..0....0..0..0..0..0..0....0..0..0..0..1..1....1..1..0..0..0..0 %e A188744 ..0..0..0..0..0..1....0..1..0..0..0..0....0..0..1..1..0..0....0..0..0..1..1..0 %K A188744 nonn %O A188744 1,1 %A A188744 _R. H. Hardin_ Apr 09 2011