A121145 - OEIS

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A121145

Numbers of isomers of unbranched a-4-catapolyoctagons - see Brunvoll reference for precise definition.

1, 1, 4, 16, 85, 439, 2358, 12502, 66471, 351565 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,3`
	REFERENCES	`J. Brunvoll, S. J. Cyvin and B. N. Cyvin, Isomer enumeration of polygonal systems..., J. Molec. Struct. (Theochem), 364 (1996), 1-13.`
	CROSSREFS	`Sequence in context: A134006 A090013 A125793 * A144882 A006681 A074876` `Adjacent sequences: A121142 A121143 A121144 * A121146 A121147 A121148`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Aug 13 2006`

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Last modified February 14 04:48 EST 2012. Contains 205570 sequences.