A122740 Numbers of perifusenes with one internal vertex (see Cyvin et al. for precise definition).

1, 1, 6, 24, 106, 453, 1966, 8395, 35885, 152688, 648632, 2749719

Offset

3,3

Links

Table of n, a(n) for n=3..14.

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

Adjacent sequences: A122737 A122738 A122739 * A122741 A122742 A122743

Keyword

nonn

Author

N. J. A. Sloane, Sep 24 2006

Status

approved