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 A231522 #6 Jun 07 2023 20:10:09 %S A231522 37,3381,144847,6935963,322599407,14940780666,697702378939, %T A231522 32529760276112,1514885617016157,70592106166184098, %U A231522 3289771313716069793,153290011597603312050,7142830857947956340314,332840754623625070614641 %N A231522 Number of n X 7 0..1 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors. %C A231522 Column 7 of A231523. %H A231522 R. H. Hardin, <a href="/A231522/b231522.txt">Table of n, a(n) for n = 1..210</a> %e A231522 Some solutions for n=3 %e A231522 ..0..0..0..0..1..0..0....0..0..0..1..1..0..0....0..1..0..1..1..0..0 %e A231522 ..0..0..0..0..0..0..0....1..1..0..0..0..0..0....0..0..0..0..0..1..1 %e A231522 ..0..0..0..1..1..0..0....1..1..1..0..0..1..1....1..0..0..1..1..0..0 %Y A231522 Cf. A231523. %K A231522 nonn %O A231522 1,1 %A A231522 _R. H. Hardin_, Nov 10 2013