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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

%I #9 Jun 25 2017 15:19:08

%S 1,1,10,167,4030,130187,5362052,272062457,16573460092,1188168923929,

%T 98653699675128,9363400084014583

%N Consider the family of multigraphs enriched by the species of endofunctions. Sequence gives number of those multigraphs with n arcs.

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

%H G. Paquin, <a href="/A038205/a038205.pdf">Dénombrement de multigraphes enrichis</a>, Mémoire, Math. Dept., Univ. Québec à Montréal, 2004. [Cached copy, with permission]

%K nonn

%O 0,3

%A _N. J. A. Sloane_, Oct 26 2004

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)