A112613 - OEIS

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A112613

Related to enumeration of branched orientable surface coverings over a non-orientable surface.

1, 5, 24 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	COMMENTS	`See reference for more information.`
	REFERENCES	`I. P. Goulden, J. H. Kwak and J. Lee, Enumerating branched orientable surface coverings over a non-orientable surface, Discr. Math. 303 (2005), 42-55.`
	CROSSREFS	`Sequence in context: A120660 A110720 A200822 * A056234 A030766 A063143` `Adjacent sequences: A112610 A112611 A112612 * A112614 A112615 A112616`
	KEYWORD	`nonn,bref`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Dec 23 2005`

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Last modified February 17 11:46 EST 2012. Contains 206011 sequences.