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A118542
Number of nonisomorphic groupoids with <= n elements.
+0
1
1, 2, 12, 3342, 178985294, 2483527716080119, 14325590005802419238355799, 50976900301828909677297289506452525838, 155682086691137998248942804080553139214788341933547854
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.
AT&T Labs Research
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