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 A229932 #6 Jun 02 2025 08:40:08 %S A229932 33,29569,10015447,3788842363,1411363459757,525542853634783, %T A229932 195955071996200947,73057913024557581941,27235038814107317646027, %U A229932 10153014714698018227142569,3785003149755782735750663171 %N A229932 Number of nX6 0..2 arrays x(i,j) with each element horizontally, vertically or antidiagonally next to at least one element with value 2-x(i,j). %C A229932 Column 6 of A229934 %H A229932 R. H. Hardin, <a href="/A229932/b229932.txt">Table of n, a(n) for n = 1..210</a> %e A229932 Some solutions for n=3 %e A229932 ..0..0..0..0..1..1....0..0..0..1..1..1....0..0..0..0..2..0....0..0..0..2..1..1 %e A229932 ..2..0..2..1..1..1....2..0..2..1..0..2....2..0..2..0..1..1....2..1..0..2..2..1 %e A229932 ..0..0..0..2..0..1....2..0..1..1..1..1....0..1..1..0..2..0....1..1..1..0..0..2 %K A229932 nonn %O A229932 1,1 %A A229932 _R. H. Hardin_, Oct 04 2013