id:A099697 - OEIS Search Results

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

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1, 2, 11, 93, 1135, 18567, 387976, 9991794, 308837454, 11225560583, 472141867849 (list; graph; listen)

	OFFSET	`0,2`
	REFERENCES	G. Paquin, D\'enombrement de multigraphes enrichis, M\'emoire, Math. Dept., Univ. Qu\'ebec \`a Montr\'eal, 2004.
	CROSSREFS	`Sequence in context: A122708 A005366 A068392 this_sequence A083069 A098621 A131407` `Adjacent sequences: A099694 A099695 A099696 this_sequence A099698 A099699 A099700`
	KEYWORD	`nonn`
	AUTHOR	`njas, Oct 26 2004`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.