A247638 Hilbert series of combinatorial Hopf algebra H(Heap_2).

1, 1, 6, 42, 313, 2407, 18848, 149271, 1191092, 9553551, 76910632

Offset

0,3

Links

Table of n, a(n) for n=0..10.

J.-P. Bultel, S. Giraudo, Combinatorial Hopf algebras from PROs, arXiv preprint arXiv:1406.6903, 2014

Crossrefs

Sequence in context: A004982 A093388 A162968 * A034171 A264911 A244902

Adjacent sequences: A247635 A247636 A247637 * A247639 A247640 A247641

Keyword

nonn,more

Author

N. J. A. Sloane, Sep 21 2014

Status

approved