A067216 - OEIS

A067216

Number of n X n 0..8 matrices with all row and column sums equal.

9, 81, 18081, 264639729 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	LINKS	`Table of n, a(n) for n=1..4.`
	CROSSREFS	`Sequence in context: A168493 A003302 A053915 * A076088 A061211 A115988` `Adjacent sequences: A067213 A067214 A067215 * A067217 A067218 A067219`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin, Feb 20 2002`
	STATUS	`approved`

Last modified June 28 11:24 EDT 2022. Contains 354905 sequences. (Running on oeis4.)