A121142 - OEIS

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A121142

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

1, 1, 1, 4, 16, 100, 625, 4300, 29584, 206572, 1442401 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,4`
	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: A029985 A114023 A145823 * A087296 A065731 A074187` `Adjacent sequences: A121139 A121140 A121141 * A121143 A121144 A121145`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Aug 13 2006`

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Last modified February 15 03:59 EST 2012. Contains 205694 sequences.