A146495 - OEIS

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A146495

Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 12 and every element equal to at least one neighbor.

1

0, 110, 7784, 7887197, 779518382, 12933542223, 102446287404

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OFFSET

3,2

LINKS

Table of n, a(n) for n=3..9.

CROSSREFS

Sequence in context: A251029 A111600 A111784 * A063751 A266179 A163664

Adjacent sequences: A146492 A146493 A146494 * A146496 A146497 A146498

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 14 2009

STATUS

approved