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 A295414 #4 Nov 22 2017 10:38:35 %S A295414 21,1632,68613,3019079,136204120,6093564449,272714953724, %T A295414 12210363190599,546643613178667,24472619590752067,1095614774297460793, %U A295414 49049522462925007446,2195896628441171409216,98308031733968098712078 %N A295414 Number of nX6 0..1 arrays with each 1 horizontally or vertically adjacent to 1, 2 or 3 1s. %C A295414 Column 6 of A295416. %H A295414 R. H. Hardin, <a href="/A295414/b295414.txt">Table of n, a(n) for n = 1..210</a> %H A295414 R. H. Hardin, <a href="/A295414/a295414.txt">Empirical recurrence of order 78</a> %F A295414 Empirical recurrence of order 78 (see link above) %e A295414 Some solutions for n=5 %e A295414 ..0..0..0..0..1..1. .0..0..0..1..1..0. .0..0..0..1..1..0. .0..0..1..0..1..1 %e A295414 ..0..0..1..1..0..1. .0..0..0..0..1..1. .0..0..0..1..0..0. .0..0..1..0..1..1 %e A295414 ..0..0..0..1..0..0. .0..0..0..1..1..0. .0..0..0..0..1..1. .0..0..0..0..1..0 %e A295414 ..0..0..0..0..1..0. .0..0..0..1..0..0. .0..0..1..0..1..0. .0..0..0..1..1..1 %e A295414 ..0..0..1..1..1..1. .0..0..0..1..1..0. .0..0..1..0..1..0. .0..0..0..0..0..0 %Y A295414 Cf. A295416. %K A295414 nonn %O A295414 1,1 %A A295414 _R. H. Hardin_, Nov 22 2017