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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.
2
1, 1, 10, 167, 4030, 130187, 5362052, 272062457, 16573460092, 1188168923929, 98653699675128, 9363400084014583
OFFSET
0,3
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]
CROSSREFS
Sequence in context: A006295 A006297 A279292 * A203532 A325911 A246501
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Oct 26 2004
STATUS
approved