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A002008 Almost trivalent maps.
(Formerly M4027 N1671)
4
5, 120, 1840, 27552, 421248, 6613504, 106441472, 1750927872 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
REFERENCES
R. C. Mullin, E. Nemeth and P. J. Schellenberg, The enumeration of almost cubic maps, pp. 281-295 in Proceedings of the Louisiana Conference on Combinatorics, Graph Theory and Computer Science. Vol. 1, edited R. C. Mullin et al., 1970.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
Jian Zhou, Fat and Thin Emergent Geometries of Hermitian One-Matrix Models, arXiv:1810.03883 [math-ph], 2018.
CROSSREFS
Sequence in context: A155202 A168599 A193328 * A307350 A322707 A160695
KEYWORD
nonn,more
AUTHOR
STATUS
approved

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Last modified March 29 10:59 EDT 2024. Contains 371277 sequences. (Running on oeis4.)