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A123455 Number of slightly triangulated perfect graphs on n nodes. 0
1, 2, 4, 11, 33, 147, 896, 8682, 131293, 3059990 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
S. Hougardy, Home Page
S. Hougardy, Classes of perfect graphs, Discr. Math. 306 (2006), 2529-2571.
CROSSREFS
Sequence in context: A123442 A123405 A123457 * A123447 A123461 A123407
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Oct 18 2006
STATUS
approved

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Last modified March 1 22:23 EST 2024. Contains 370443 sequences. (Running on oeis4.)