A120488 - OEIS

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A120488

Number of nonisomorphic perfect 1-factorizations of complete graph K_{2n}.

1, 1, 1, 1, 1, 5, 23 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,6`
	REFERENCES	`CRC Handbook Combin. Designs, p. 664.` `Dinitz, Jeffrey H. and Garnick, David K.; There are 23 Nonisomorphic Perfect One-Factorizations of K_{14}, J. Combin. Des. 4 (1996), no. 1, 1-3.` `Barbara M. Maenhaut, Perfect 1-factorizations of complete and complete bipartite graphs, talk given at 31st Australasian Conf. Combin. Math and Combin. Computing, Alice Springs, 2006` `Petrenyuk, L. and Petrenyuk, A.; Intersection of Perfect One-Factorizations of Complete Graphs, Cybernetics 16 (1980), 6-9.` `Wallis, W. D.; 1-Factorizations of complete graphs, pp. 593-631 in J. H. Dinitz and D R. Stinson, Contemporary Design Theory, Wiley, 1992.`
	LINKS	`Wallis, W. D.; One-factorization of a graph, in Encyclopaedia of Mathematics (ed. Hazewinkel, Michiel), Springer-Verlag, 2002.`
	CROSSREFS	`Cf. A000438, A000474, A120489.` `Sequence in context: A005632 A183408 A002069 * A054415 A156328 A078190` `Adjacent sequences: A120485 A120486 A120487 * A120489 A120490 A120491`
	KEYWORD	`nonn,more`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jul 22 2006`
	EXTENSIONS	`Additional references from David Garnick (dgarnick(AT)gmail.com), Jan 17 2007` `Edited by N. J. A. Sloane (njas(AT)research.att.com) at the suggestion of Ian Wanless, Apr 01 2008`

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Last modified February 14 17:27 EST 2012. Contains 205644 sequences.