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Search: id:A003123
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| A003123 |
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Number of Hamiltonian rooted triangulations with n internal nodes.
(Formerly M2038)
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+0
1
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| 2, 12, 92, 800, 7554, 75664, 792448, 8595120, 95895816, 1095130728, 12753454896
(list; graph; listen)
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OFFSET
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0,1
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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).
P. N. Rathie, The enumeration of Hamiltonian polygons in rooted planar triangulations, Discrete Math., 6 (1973), 163-168.
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CROSSREFS
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Sequence in context: A074610 A155639 A103882 this_sequence A052691 A153231 A014297
Adjacent sequences: A003120 A003121 A003122 this_sequence A003124 A003125 A003126
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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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