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A000105 Number of polyominoes (or square animals) with n cells.
(Formerly M1425 N0561)
+0
57
1, 1, 1, 2, 5, 12, 35, 108, 369, 1285, 4655, 17073, 63600, 238591, 901971, 3426576, 13079255, 50107909, 192622052, 742624232, 2870671950, 11123060678, 43191857688, 168047007728, 654999700403, 2557227044764, 9999088822075, 39153010938487, 153511100594603 (list; graph; listen)
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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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