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A365998 Number of fixed polyominoids with n cells, allowing flat corner-connections and any edge-connections. 3

%I #12 Dec 04 2023 16:44:08

%S 3,24,296,4248,66768,1113395

%N Number of fixed polyominoids with n cells, allowing flat corner-connections and any edge-connections.

%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Polyominoid">Polyominoid</a>.

%H <a href="/index/Pol#polyominoes">Index entries for sequences related to polyominoes</a>.

%Y See A365995 for further details and a table of related sequences.

%Y Cf. A365997 (free).

%Y 22nd row of A366767.

%K nonn,hard,more

%O 1,1

%A _Pontus von Brömssen_, Sep 26 2023

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Last modified May 28 01:34 EDT 2024. Contains 372900 sequences. (Running on oeis4.)