A038385 Number of perifusenes with one internal vertex.

0, 0, 0, 0, 0, 0, 1, 13, 108, 731, 4382, 24397, 128992

Offset

0,8

References

S. J. Cyvin et al., Number of perifusenes with one internal vertex, Rev. Roumaine Chem., 38 (1993), 65-77.

Links

Table of n, a(n) for n=0..12.

Formula

It seems that a(n) = A038380(n) - A038383(n) for n != 3. - Andrei Zabolotskii, Apr 03 2026

Crossrefs

Sequence in context: A168117 A244176 A038384 * A084901 A006239 A391821

Adjacent sequences: A038382 A038383 A038384 * A038386 A038387 A038388

Keyword

nonn,more

Author

N. J. A. Sloane

Status

approved