A172726 - OEIS

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A172726

Number of n X n 0..3 arrays with row sums 18 and column sums 18

0, 0, 0, 0, 0, 1, 4662857360, 54450121092072227480, 1469748355306450464225368161315, 111562091000778108490941203120508002739900 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,7`
	LINKS	`Table of n, a(n) for n=1..10.`
	CROSSREFS	`Sequence in context: A114670 A092776 A034916 * A172797 A199631 A124977` `Adjacent sequences: A172723 A172724 A172725 * A172727 A172728 A172729`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin Feb 06 2010`
	STATUS	`approved`

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Last modified May 23 04:04 EDT 2013. Contains 225585 sequences.