A078524 - OEIS

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A078524

Numerator of volume of Birkhoff polytope of n X n doubly-stochastic square matrices.

1, 2, 9, 176, 23590375, 9700106723, 77436678274508929033, 5562533838576105333259507434329, 559498129702796022246895686372766052475496691 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,2`
	LINKS	`Table of n, a(n) for n=1..9.`
	EXAMPLE	`Volumes for n=1 to 4 are 1, 2, 9/8, 176/2835.`
	CROSSREFS	`Denominator is in A078525. See A037302 for more information.` `Sequence in context: A038843 A053294 A199695 * A041795 A123625 A216692` `Adjacent sequences: A078521 A078522 A078523 * A078525 A078526 A078527`
	KEYWORD	`nonn,frac,hard`
	AUTHOR	`Dean Hickerson (dean.hickerson(AT)yahoo.com), Nov 27 2002`
	STATUS	`approved`

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Last modified May 21 21:50 EDT 2013. Contains 225505 sequences.