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A094637
Number of unlabeled 6-gonal 2-trees with n 6-gons.
+0
1
1, 1, 1, 4, 16, 103, 799, 7286, 71094, 729974, 7743818, 84307887, 937002302, 10595117272, 121568251909, 1412555701804, 16594126114458, 196829590326284, 2354703777373055, 28385225424840078, 344524656398655124
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Maintained by
N. J. A. Sloane
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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.
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