cp's OEIS Frontend

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.

A366004 Number of fixed polyominoids with n cells, allowing right-angled corner-connections and right-angled edge-connections.

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%I A366004 #9 Dec 04 2023 16:44:28
%S A366004 3,36,700,15426,368154
%N A366004 Number of fixed polyominoids with n cells, allowing right-angled corner-connections and right-angled edge-connections.
%C A366004 See A365995 for further details and a table of related sequences.
%H A366004 Wikipedia, <a href="https://en.wikipedia.org/wiki/Polyominoid">Polyominoid</a>.
%H A366004 <a href="/index/Pol#polyominoes">Index entries for sequences related to polyominoes</a>.
%Y A366004 Cf. A365995, A366003 (free).
%Y A366004 25th row of A366767.
%K A366004 nonn,hard,more
%O A366004 1,1
%A A366004 _Pontus von Brömssen_, Sep 28 2023