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A003123 Number of Hamiltonian rooted triangulations with n internal nodes.
(Formerly M2038)
+0
1
2, 12, 92, 800, 7554, 75664, 792448, 8595120, 95895816, 1095130728, 12753454896 (list; graph; listen)
OFFSET

0,1

REFERENCES

P. N. Rathie, The enumeration of Hamiltonian polygons in rooted planar triangulations, Discrete Math., 6 (1973), 163-168.

CROSSREFS

Sequence in context: A098926 A074610 A103882 this_sequence A052691 A014297 A052564

Adjacent sequences: A003120 A003121 A003122 this_sequence A003124 A003125 A003126

KEYWORD

nonn

AUTHOR

njas

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Last modified September 7 23:08 EDT 2008. Contains 143486 sequences.


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