A366006 Number of fixed polyominoids with n cells, allowing right-angled corner-connections and any edge-connections.

3, 42, 838, 19323, 484371

Offset

1,1

Comments

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

Links

Table of n, a(n) for n=1..5.

Wikipedia, Polyominoid.

Index entries for sequences related to polyominoes.

Crossrefs

Cf. A365995, A366005 (free).

26th row of A366767.

Sequence in context: A092470 A355796 A336572 * A366010 A206820 A157542

Adjacent sequences: A366003 A366004 A366005 * A366007 A366008 A366009

Keyword

nonn,hard,more

Author

Pontus von Brömssen, Sep 28 2023

Status

approved