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A099711
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Consider the family of multigraphs enriched by the species of endofunctions. Sequence gives number of those multigraphs with n arcs.
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2
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1, 1, 10, 167, 4030, 130187, 5362052, 272062457, 16573460092, 1188168923929, 98653699675128, 9363400084014583
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OFFSET
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0,3
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REFERENCES
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G. Paquin, Dénombrement de multigraphes enrichis, Mémoire, Math. Dept., Univ. Québec à Montréal, 2004.
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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