id:A091118 - OEIS Search Results

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Numbers n such that there is no regular hypermap on the nonorientable surface of characteristic -n.

+0
2

0, 1, 16, 22, 25, 37, 46 (list; graph; listen)

	OFFSET	`1,3`
	REFERENCES	`S. Wilson and A. B. d'Azevedo, Surfaces having no regular hypermaps, Discrete Math., 277 (2004), 241-274.`
	CROSSREFS	`Adjacent sequences: A091115 A091116 A091117 this_sequence A091119 A091120 A091121` `Sequence in context: A138173 A123662 A065778 this_sequence A064804 A102944 A058901`
	KEYWORD	`nonn`
	AUTHOR	`njas, Feb 22 2004`

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.