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 A303425 #6 Jan 20 2024 17:08:49 %S A303425 32,2048,123732,7486369,454381369,27575294129,1673186560760, %T A303425 101524906002993,6160343885638868,373798050227180138, %U A303425 22681348975409801485,1376260828428633974651,83508874354023488037997 %N A303425 Number of 6 X n 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. %C A303425 Row 6 of A303421. %H A303425 R. H. Hardin, <a href="/A303425/b303425.txt">Table of n, a(n) for n = 1..210</a> %H A303425 R. H. Hardin, <a href="/A303425/a303425.txt">Empirical recurrence of order 44</a> %F A303425 Empirical recurrence of order 44 (see link above). %e A303425 Some solutions for n=5 %e A303425 ..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0 %e A303425 ..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0 %e A303425 ..0..0..1..1..0. .0..1..1..0..0. .0..1..1..0..0. .0..0..1..1..0 %e A303425 ..1..1..1..0..0. .1..1..1..0..0. .1..0..1..1..0. .1..0..1..1..0 %e A303425 ..1..0..1..1..1. .0..0..0..0..1. .0..0..1..0..1. .0..1..0..1..0 %e A303425 ..0..0..1..0..1. .0..1..1..1..0. .0..0..0..1..0. .0..0..1..0..1 %Y A303425 Cf. A303421. %K A303425 nonn %O A303425 1,1 %A A303425 _R. H. Hardin_, Apr 23 2018