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Search: id:A067675
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A067675 Number of convex polyominoes with n cells. +0
2
1, 2, 6, 19, 59, 176, 502, 1374, 3630, 9312, 23320, 57279, 138536, 331032, 783630, 1841867, 4306172, 10028276, 23288394, 53974959 (list; graph; listen)
OFFSET

1,2

REFERENCES

M. Bousquet-M\'elou and J.-M. F\'edou, The generating function of convex polyominoes: the resolution of a q-differential system, Discrete Math. 137 (1995) 53-75

CROSSREFS

Cf. A067676.

Sequence in context: A027098 A121483 A077834 this_sequence A037512 A111277 A014346

Adjacent sequences: A067672 A067673 A067674 this_sequence A067676 A067677 A067678

KEYWORD

nonn

AUTHOR

S. R. Finch (Steven.Finch(AT)inria.fr), Feb 04 2002

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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