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 A366000 #10 Dec 04 2023 16:44:05 %S A366000 3,24,344,6024,117756,2453722 %N A366000 Number of fixed polyominoids with n cells, allowing right-angled corner-connections. %H A366000 Wikipedia, <a href="https://en.wikipedia.org/wiki/Polyominoid">Polyominoid</a>. %H A366000 <a href="/index/Pol#polyominoes">Index entries for sequences related to polyominoes</a>. %Y A366000 See A365995 for further details and a table of related sequences. %Y A366000 Cf. A365999 (free). %Y A366000 23rd row of A366767. %K A366000 nonn,hard,more %O A366000 1,1 %A A366000 _Pontus von Brömssen_, Sep 26 2023