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A123356
Kekulé numbers for certain benzenoids (see the Cyvin-Gutman book for details).
1
1, 4, 50, 805, 15218, 326053, 7736092, 199806100
OFFSET
0,2
LINKS
Cyvin S.J., Gutman I. (1988) Classes of Basic Benzenoids (III). In: Kekulé Structures in Benzenoid Hydrocarbons. Lecture Notes in Chemistry, vol 46. Springer, Berlin, Heidelberg (see p. 188)
CROSSREFS
Sequence in context: A215792 A280358 A114480 * A234870 A139087 A349655
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Oct 10 2006
STATUS
approved