A159357 - OEIS

This site is supported by donations to The OEIS Foundation.

A159357

Number of nXn arrays of squares of integers with every (n-2)X(n-2) subblock summing to 4

13, 3223, 120420, 1313859, 7979037, 34212213, 116257928, 334277285, 847224269, 1945263907, 4124812588, 8191927383, 15400417725, 27631699329, 47624056752, 79259627513, 127918067213, 200906501615, 307976018164, 461935595947 (list; graph; refs; listen; history; internal format)

	OFFSET	`4,1`
	LINKS	`R. H. Hardin, Table of n, a(n) for n=4..30`
	CROSSREFS	`Sequence in context: A195537 A203692 A187592 * A134159 A070905 A180768` `Adjacent sequences: A159354 A159355 A159356 * A159358 A159359 A159360`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net) Apr 11 2009`

Content is available under The OEIS End-User License Agreement .

Last modified February 14 17:43 EST 2012. Contains 205651 sequences.