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A365651
Number of fixed n-polyominoids, allowing both corner- and edge-connections.
4
3, 48, 1072, 27732, 781200
OFFSET
1,1
CROSSREFS
Cf. A001168 (polyominoes), A006770 (polyplets), A075678 (polyominoids), A365650 (free), A365653 (corner-connections only).
30th row of A366767.
Sequence in context: A218382 A195635 A203427 * A320668 A319732 A351424
KEYWORD
nonn,hard,more
AUTHOR
STATUS
approved