1,2
S. Hougardy, Classes of perfect graphs, Discr. Math. 306 (2006), 2529-2571.
Table of n, a(n) for n=1..10.
S. Hougardy, Home Page
Tanya Khovanova, Non Recursions
Sequence in context: A172318 A104144 A194632 * A113019 A069877 A085940
Adjacent sequences: A123461 A123462 A123463 * A123465 A123466 A123467
nonn
N. J. A. Sloane, Oct 18 2006
approved
