A123407 Number of BIP* perfect graphs on n nodes.

1, 2, 4, 11, 33, 147, 896, 8683, 131332, 3065093

Offset

1,2

Links

Table of n, a(n) for n=1..10.

S. Hougardy, Home Page

S. Hougardy, Classes of perfect graphs, Discr. Math. 306 (2006), 2529-2571.

Crossrefs

Sequence in context: A123455 A123447 A123461 * A123446 A123460 A123454

Adjacent sequences: A123404 A123405 A123406 * A123408 A123409 A123410

Keyword

nonn,more

Author

N. J. A. Sloane, Oct 18 2006

Status

approved