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A366007
Number of free polyominoids with n cells, allowing any corner-connections and flat edge-connections.
4
1, 3, 25, 431, 10175
OFFSET
1,2
COMMENTS
See A365995 for further details and a table of related sequences.
CROSSREFS
Cf. A365995, A366008 (fixed).
28th row of A366766.
Sequence in context: A323217 A160143 A009843 * A182962 A223076 A336804
KEYWORD
nonn,hard,more
AUTHOR
STATUS
approved