A142859 Number of fully gated graphs on n nodes.

1, 4, 6, 28, 80, 409, 2010, 13314, 99393, 919304

Offset

5,2

Comments

a(n) = A142860(n) + A142861(n) (except there seems to be a typo in the published numbers).

Links

Table of n, a(n) for n=5..14.

C. J. Colbourn and C. Huybrechts, Fully gated graphs,: recognition and convex operations, Discrete Math., 308 (2008), 5184-5195. [There is a typo in the published version of a(13)]

Crossrefs

Cf. A142860, A142861.

Sequence in context: A229719 A122113 A093815 * A259087 A364737 A056221

Adjacent sequences: A142856 A142857 A142858 * A142860 A142861 A142862

Keyword

nonn,more

Author

N. J. A. Sloane, Oct 01 2008

Extensions

a(13) corrected by C. J. Colbourn, Oct 03 2008

Status

approved