0,2

S. J. Cyvin and I. Gutman, Kekule structures in benzenoid hydrocarbons, Lecture Notes in Chemistry, No. 46, Springer, New York, 1988 (see p. 188).

Adjacent sequences: A123353 A123354 A123355 this_sequence A123357 A123358 A123359

Sequence in context: A048559 A028455 A114480 this_sequence A139087 A026865 A016078

nonn

njas, Oct 10 2006