A146347 - OEIS

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A146347

Number of n X n arrays of squares of integers summing to 11 with every element equal to at least one neighbor.

1

0, 60, 1212, 326156, 11838000, 132595090, 833892048, 3734547512, 13353954384, 40631696580, 109398542704, 267495297138

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OFFSET

2,2

LINKS

Table of n, a(n) for n=2..13.

CROSSREFS

Sequence in context: A283722 A105252 A269138 * A289156 A288960 A269196

Adjacent sequences: A146344 A146345 A146346 * A146348 A146349 A146350

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 14 2009

STATUS

approved