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A006746
Number of axially symmetric polyominoes with n cells.
(Formerly M1573)
+0
14
0, 0, 0, 1, 2, 6, 9, 23, 38, 90, 147, 341, 564, 1294, 2148, 4896, 8195, 18612, 31349, 70983, 120357, 271921, 463712, 1045559, 1792582, 4034832, 6950579, 15619507
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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 6 13:45 EST 2009. Contains 170429 sequences.
AT&T Labs Research
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