References to A055814

E.g.f: exp(x^3/3+x^2/2)-1.
0, 1, 2, 3, 20, 55, 210, 1225, 4760, 26145, 157850, 811195, 5345340, 35170135

1 seqfan posts

Fri Oct 2 05:21:01 CEST 2009    [seqfan] A055814: permutations with all cycles of length 2 or 3
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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