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Search: id:A003122
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| A003122 |
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Number of Hamiltonian rooted triangulations with n internal nodes.
(Formerly M3049)
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+0
2
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| 1, 3, 18, 136, 1170, 10962, 109158, 1138032, 12298392, 136803060, 1558392462
(list; graph; listen)
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OFFSET
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0,2
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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: A005159 A151383 A118970 this_sequence A039618 A127129 A107708
Adjacent sequences: A003119 A003120 A003121 this_sequence A003123 A003124 A003125
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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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