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 A282995 #4 Feb 26 2017 06:47:22 %S A282995 81,2570,96693,3546870,130854309,4817792042,177509416175, %T A282995 6539125324144,240894164469261,8874303766960833,326920126439954151, %U A282995 12043397390708228297,443666302338469244577,16344206879501911050248 %N A282995 Number of nX7 0..1 arrays with no 1 equal to more than one of its horizontal and vertical neighbors. %C A282995 Column 7 of A282996. %H A282995 R. H. Hardin, <a href="/A282995/b282995.txt">Table of n, a(n) for n = 1..210</a> %e A282995 Some solutions for n=5 %e A282995 ..0..0..0..0..1..0..1. .0..0..0..0..1..0..1. .0..0..0..1..0..0..0 %e A282995 ..0..0..0..1..0..0..0. .0..0..0..0..0..0..1. .0..0..0..0..1..0..0 %e A282995 ..0..0..0..0..1..0..1. .0..0..1..1..0..0..0. .0..0..1..0..0..0..0 %e A282995 ..0..0..0..0..1..0..0. .0..0..0..0..0..0..1. .0..0..0..0..1..0..1 %e A282995 ..0..0..0..1..0..1..0. .0..0..0..0..1..1..0. .0..0..0..0..0..0..1 %Y A282995 Cf. A282996. %K A282995 nonn %O A282995 1,1 %A A282995 _R. H. Hardin_, Feb 26 2017