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 A302532 #4 Apr 09 2018 09:28:06 %S A302532 0,162,2086,3256,17546,182773,1275348,5557469,29725028,219531538, %T A302532 1417475683,7594793077,44320481404,286609212983,1773676415155, %U A302532 10321010368540,61768196817718,382689525785694,2335752911548794 %N A302532 Number of 6Xn 0..1 arrays with every element equal to 1, 2, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. %C A302532 Row 6 of A302528. %H A302532 R. H. Hardin, <a href="/A302532/b302532.txt">Table of n, a(n) for n = 1..210</a> %e A302532 Some solutions for n=5 %e A302532 ..0..0..1..0..0. .0..0..1..0..1. .0..1..0..1..1. .0..1..0..0..1 %e A302532 ..1..1..1..0..1. .0..0..1..1..0. .1..0..0..0..0. .1..0..0..1..1 %e A302532 ..0..0..1..1..1. .0..1..0..0..1. .0..0..0..0..1. .1..0..0..0..0 %e A302532 ..1..0..0..0..1. .1..0..0..0..0. .0..1..1..1..0. .0..1..0..0..0 %e A302532 ..0..1..0..0..1. .0..0..1..1..0. .1..0..0..0..0. .0..0..1..1..0 %e A302532 ..0..0..0..1..0. .0..1..0..0..1. .0..1..0..1..1. .1..1..0..1..1 %Y A302532 Cf. A302528. %K A302532 nonn %O A302532 1,2 %A A302532 _R. H. Hardin_, Apr 09 2018