A145053 - OEIS

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A145053

One-third of the number of n X n nonnegative integer arrays with every 3 X 3 subblock summing to 2.

15, 71, 175, 327, 987, 2079, 3603, 9831, 19947, 33951, 89787, 180615 (list; graph; refs; listen; history; internal format)

	OFFSET	`3,1`
	CROSSREFS	`Sequence in context: A126402 A053134 A000475 * A168298 A126274 A053531` `Adjacent sequences: A145050 A145051 A145052 * A145054 A145055 A145056`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net), Sep 30 2008`

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Last modified February 17 16:39 EST 2012. Contains 206058 sequences.