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 A282646 #4 Feb 20 2017 07:32:27 %S A282646 81,1444,25153,557439,10614316,213392087,4257307148,84514081303, %T A282646 1685475197497,33544066527869,667927323468328,13300345031547682, %U A282646 264815719570028929,5272968794893979347,104992034881743428678 %N A282646 Number of nX7 0..1 arrays with no 1 equal to more than one of its king-move neighbors. %C A282646 Column 7 of A282647. %H A282646 R. H. Hardin, <a href="/A282646/b282646.txt">Table of n, a(n) for n = 1..210</a> %H A282646 R. H. Hardin, <a href="/A282646/a282646.txt">Empirical recurrence of order 66</a> %F A282646 Empirical recurrence of order 66 (see link above) %e A282646 Some solutions for n=3 %e A282646 ..1..0..0..0..0..0..1. .0..0..1..0..1..0..0. .1..0..1..0..0..0..0 %e A282646 ..0..0..1..0..0..0..0. .0..0..0..0..1..0..1. .0..0..0..0..0..0..0 %e A282646 ..1..0..0..0..0..1..1. .0..0..0..0..0..0..0. .0..0..1..1..0..0..1 %Y A282646 Cf. A282647. %K A282646 nonn %O A282646 1,1 %A A282646 _R. H. Hardin_, Feb 20 2017