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A122740
Numbers of perifusenes with one internal vertex (see Cyvin et al. for precise definition).
0
1, 1, 6, 24, 106, 453, 1966, 8395, 35885, 152688, 648632, 2749719
OFFSET
3,3
LINKS
S. J. Cyvin, F. Zhang and J. Brunvoll, Enumeration of perifusenes with one internal vertex..., J. Math. Chem., 11 (1992), 283-292
CROSSREFS
Sequence in context: A165793 A344274 A372225 * A034432 A026962 A026972
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Sep 24 2006
STATUS
approved