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A099711 Consider the family of multigraphs enriched by the species of endofunctions. Sequence gives number of those multigraphs with n arcs. 0
1, 1, 10, 167, 4030, 130187, 5362052, 272062457, 16573460092, 1188168923929, 98653699675128, 9363400084014583 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

REFERENCES

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

LINKS

Table of n, a(n) for n=0..11.

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

CROSSREFS

Sequence in context: A006295 A006297 A279292 * A203532 A246501 A120977

Adjacent sequences:  A099708 A099709 A099710 * A099712 A099713 A099714

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Oct 26 2004

STATUS

approved

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Last modified April 24 04:19 EDT 2018. Contains 302984 sequences. (Running on oeis4.)