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 A361222 #5 Mar 11 2023 08:38:10 %S A361222 1,1,8,719,315107 %N A361222 Maximum number of ways in which a set of integer-sided rectangular pieces can tile an n X n square, up to rotations and reflections. %Y A361222 Main diagonal of A361221. %Y A361222 Cf. A361217, A360630. %K A361222 nonn,more %O A361222 1,3 %A A361222 _Pontus von Brömssen_, Mar 05 2023