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Search: id:A006797
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| A006797 |
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A subclass of 2n-node trivalent planar graphs without triangles.
(Formerly M0899)
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+0
1
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| 1, 1, 0, 1, 2, 3, 9, 28, 97, 378, 1601, 7116
(list; graph; listen)
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OFFSET
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4,5
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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.
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CROSSREFS
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Sequence in context: A057248 A015960 A099079 this_sequence A144239 A139006 A153701
Adjacent sequences: A006794 A006795 A006796 this_sequence A006798 A006799 A006800
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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