A099701 Consider the family of multigraphs enriched by the species of simple graphs. Sequence gives number of those multigraphs with n loops and edges.

1, 2, 11, 101, 1355, 24733, 597686, 19975138, 1157593462, 177427216131, 76854836746273, 75062022205128613

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]