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A319425 Number of cyclically 3-connected cubic planar graphs without triangles and containing 2n nodes. 2
1, 7, 26, 146, 776 (list; graph; refs; listen; history; text; internal format)
OFFSET
12,2
LINKS
R. E. L. Aldred, S. Bau, D. A. Holton, Nonhamiltonian 3-connected cubic planar graphs, SIAM Journal on Discrete Mathematics, 13(1) (2000), 25-32. See Table 1.
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: A350473 A349309 A262110 * A026683 A197053 A009375
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Sep 26 2018
STATUS
approved

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Last modified May 21 13:22 EDT 2024. Contains 372736 sequences. (Running on oeis4.)