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 A232277 #6 Jul 23 2025 07:14:19 %S A232277 22,1066,23055,604133,14477600,340593196,8229274953,198816273957, %T A232277 4771778176334,114661580919909,2759482867367601,66374333505614072, %U A232277 1596018810076647451,38384994946195079464,923223409958069416038 %N A232277 Number of nX4 0..2 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors. %C A232277 Column 4 of A232281 %H A232277 R. H. Hardin, <a href="/A232277/b232277.txt">Table of n, a(n) for n = 1..210</a> %e A232277 Some solutions for n=3 %e A232277 ..1..0..0..2....0..0..0..1....1..1..1..2....2..1..1..1....0..0..0..0 %e A232277 ..0..0..2..0....2..2..0..0....1..0..0..0....0..0..0..1....0..0..2..1 %e A232277 ..0..0..0..0....1..0..0..2....0..1..0..0....2..0..0..0....1..0..0..1 %K A232277 nonn %O A232277 1,1 %A A232277 _R. H. Hardin_, Nov 22 2013