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A216821
Number of standardized 4-connected side polyominoes of inner site-perimeter n.
0
0, 1, 1, 5, 13, 54, 182, 782, 3080, 13250
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OFFSET
2,4
LINKS
Table of n, a(n) for n=2..11.
J. Fortier, A. Goupil, J. Lortie and J. Tremblay,
Exhaustive generation of gominoes
, Theoretical Computer Science, 502 (2013), 76-87.
CROSSREFS
Sequence in context:
A149541
A149542
A089794
*
A039510
A149543
A149544
Adjacent sequences:
A216818
A216819
A216820
*
A216822
A216823
A216824
KEYWORD
nonn
,
more
AUTHOR
N. J. A. Sloane
, Sep 20 2012
STATUS
approved
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Last modified August 20 20:44 EDT 2024. Contains 375339 sequences. (Running on oeis4.)