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 A302314 #4 Apr 05 2018 09:42:02 %S A302314 32,42,153,380,1271,5715,18992,70289,276303,1198933,4943025,20296911, %T A302314 87240442,391664186,1720317094,7452867091,33062937731,149393352532, %U A302314 666995403171,2953315553655,13219394330756,59630333269194 %N A302314 Number of 6Xn 0..1 arrays with every element equal to 0, 1, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. %C A302314 Row 6 of A302309. %H A302314 R. H. Hardin, <a href="/A302314/b302314.txt">Table of n, a(n) for n = 1..210</a> %e A302314 Some solutions for n=5 %e A302314 ..0..1..1..0..1. .0..1..0..1..0. .0..1..0..0..1. .0..1..1..1..1 %e A302314 ..0..0..0..0..1. .1..1..0..1..0. .0..1..0..1..0. .1..1..1..0..1 %e A302314 ..1..1..1..0..1. .0..1..0..1..1. .1..1..0..1..0. .0..1..0..0..1 %e A302314 ..1..0..1..0..1. .1..0..1..1..1. .0..1..0..1..0. .0..0..1..0..1 %e A302314 ..0..0..1..0..0. .0..0..0..1..0. .0..1..0..1..0. .1..1..0..1..0 %e A302314 ..1..0..1..0..1. .1..0..0..0..1. .1..0..0..1..0. .1..0..1..1..0 %Y A302314 Cf. A302309. %K A302314 nonn %O A302314 1,1 %A A302314 _R. H. Hardin_, Apr 05 2018