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A366004
Number of fixed polyominoids with n cells, allowing right-angled corner-connections and right-angled edge-connections.
3
3, 36, 700, 15426, 368154
(list; graph; refs; listen; history; text; internal format)
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, A366003 (free).
25th row of A366767.
Sequence in context: A223912 A224184 A241996 * A006587 A328122 A091482
Adjacent sequences: A366001 A366002 A366003 * A366005 A366006 A366007
KEYWORD
nonn,hard,more
AUTHOR
Pontus von Brömssen, Sep 28 2023
STATUS
approved

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Last modified October 5 10:13 EDT 2024. Contains 376540 sequences.
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