A099703 Consider the family of multigraphs enriched by the species of simple graphs. Sequence gives number of those multigraphs with n arcs.

1, 1, 8, 112, 2350, 67526, 2514688, 117239888, 6756599164, 509020241244, 72817721736544, 41583904069469312

Offset: 0

Author

N. J. A. Sloane, Oct 26 2004

Keywords

• nonn

References

• G. Paquin, Dénombrement de multigraphes enrichis, Mémoire, Math. Dept., Univ. Québec à Montréal, 2004.

Links

• G. Paquin, Dénombrement de multigraphes enrichis, Mémoire, Math. Dept., Univ. Québec à Montréal, 2004. [Cached copy, with permission]