A123355 - OEIS

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A123355

Benzenoids (see the Cyvin-Gutman book for details).

1, 3, 20, 155, 1315, 11957, 114972, 1157650, 12115220, 131015260 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	REFERENCES	`S. J. Cyvin and I. Gutman, Kekule structures in benzenoid hydrocarbons, Lecture Notes in Chemistry, No. 46, Springer, New York, 1988 (see p. 188).`
	CROSSREFS	`Sequence in context: A091168 A126596 A074560 * A192509 A012882 A063017` `Adjacent sequences: A123352 A123353 A123354 * A123356 A123357 A123358`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Oct 10 2006`

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Last modified February 17 14:50 EST 2012. Contains 206050 sequences.