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A159388 Number of nXn arrays of squares of integers with every (n-2)X(n-2) subblock summing to 12 +0
1
24, 98081, 86534020, 59774613259, 19489601823140, 2861260951432262, 187012059845091304, 6523958093214152874 (list; graph; listen)
OFFSET

4,1

CROSSREFS

Sequence in context: A125048 A003920 A052504 this_sequence A061527 A056947 A048057

Adjacent sequences: A159385 A159386 A159387 this_sequence A159389 A159390 A159391

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Apr 11 2009

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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