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 A232082 #6 Jul 23 2025 06:52:41 %S A232082 1172,178484,13105012,1389867384,154723539035,16761785898550, %T A232082 1811023880030050,196026498181350352,21221301875312720725, %U A232082 2297075727316465818365,248642281954628929597016 %N A232082 Number of (6+1)X(n+1) 0..1 arrays with every element equal to some horizontal, diagonal or antidiagonal neighbor, with top left element zero. %C A232082 Row 6 of A232076 %H A232082 R. H. Hardin, <a href="/A232082/b232082.txt">Table of n, a(n) for n = 1..210</a> %e A232082 Some solutions for n=2 %e A232082 ..0..1..0....0..1..0....0..1..0....0..0..0....0..0..0....0..0..0....0..0..0 %e A232082 ..1..0..1....0..0..1....1..0..0....0..1..1....1..1..1....0..0..0....0..1..0 %e A232082 ..1..1..1....1..0..0....0..1..1....1..0..1....1..1..1....0..1..0....1..0..1 %e A232082 ..1..0..0....1..1..1....1..0..0....0..1..0....1..1..1....0..1..1....0..0..1 %e A232082 ..1..1..1....0..1..0....1..1..1....0..0..0....0..0..0....0..0..1....1..1..1 %e A232082 ..0..0..1....0..0..1....0..0..0....0..1..1....0..0..1....1..1..0....0..0..1 %e A232082 ..1..1..0....1..1..0....0..0..0....1..0..1....1..1..1....0..0..1....1..1..1 %K A232082 nonn %O A232082 1,1 %A A232082 _R. H. Hardin_, Nov 17 2013