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A006798 A subclass of 2n-node trivalent planar graphs without triangles.
(Formerly M3470)
0
1, 1, 4, 13, 58, 279, 1406, 7525 (list; graph; refs; listen; history; text; internal format)
OFFSET
8,3
REFERENCES
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
P. Flajolet and R. Schott, Non-overlapping Partitions, Continued Fractions, Bessel Functions and a Divergent Series In European Journal of Combinatorics, Vol. 11, 1990, pp. 412-432.
D. A. Holton and B. D. McKay, The smallest non-hamiltonian 3-connected cubic planar graphs have 38 vertices, J. Combinat. Theory B vol 45, iss. 3 (1988) 305-319.
D. A. Holton and B. D. McKay, Erratum, J. Combinat. Theory B vol 47, iss. 2 (1989) 248.
CROSSREFS
Sequence in context: A149483 A149484 A149485 * A158267 A219572 A026663
KEYWORD
nonn,more
AUTHOR
STATUS
approved

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Last modified June 17 15:57 EDT 2024. Contains 373463 sequences. (Running on oeis4.)