A006798 - OEIS

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A006798

A subclass of 2n-node trivalent planar graphs without triangles.
(Formerly M3470)

1, 1, 4, 13, 58, 279, 1406, 7525 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`8,3`
	REFERENCES	`D. A. Holton and B. D. McKay, The smallest non-hamiltonian 3-connected cubic planar graphs have 38 vertices, J. Combinat. Theory, B 45 (1988), 305-319.` `N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).`
	LINKS	`Table of n, a(n) for n=8..15.` `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.`
	CROSSREFS	`Sequence in context: A149483 A149484 A149485 * A158267 A219572 A026663` `Adjacent sequences: A006795 A006796 A006797 * A006799 A006800 A006801`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane.`
	STATUS	`approved`

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Last modified May 25 02:28 EDT 2013. Contains 225634 sequences.