1,2

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

S. Hougardy, Home Page

Sequence in context: A159337 A123440 A071314 this_sequence A086441 A148130 A131482

Adjacent sequences: A123438 A123439 A123440 this_sequence A123442 A123443 A123444

nonn

N. J. A. Sloane (njas(AT)research.att.com), Oct 18 2006