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A001169
Number of board-pile polyominoes with n cells.
(Formerly M1636 N0639)
+0
4
1, 2, 6, 19, 61, 196, 629, 2017, 6466, 20727, 66441, 212980, 682721, 2188509, 7015418, 22488411, 72088165, 231083620, 740754589, 2374540265, 7611753682, 24400004911, 78215909841, 250726529556, 803721298537, 2576384425157
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified December 4 12:48 EST 2009. Contains 170310 sequences.
AT&T Labs Research
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