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A006713 Number of 3-edge-colored connected trivalent graphs with 2n nodes.
(Formerly M4310)
+0
1
6, 480, 196560, 153498240, 214951968000 (list; graph; listen)
OFFSET

2,1

REFERENCES

R. C. Read, Some Enumeration Problems in Graph Theory. Ph.D. Dissertation, Department of Mathematics, Univ. London, 1958.

CROSSREFS

Adjacent sequences: A006710 A006711 A006712 this_sequence A006714 A006715 A006716

Sequence in context: A112945 A080295 A084108 this_sequence A006712 A099057 A123278

KEYWORD

nonn

AUTHOR

njas

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.


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