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A159427 Number of nXn arrays of squares of integers summing to 31 1
16, 23940, 31055264, 56984666900, 114284417160312, 213192020334650392, 326970188846941423616, 372952836753917837693688, 291646801111986700992582600, 147608592254559524130988994532 (list; graph; refs; listen; history; internal format)
OFFSET

2,1

LINKS

R. H. Hardin, Table of n, a(n) for n=2..100

CROSSREFS

Sequence in context: A017296 A168488 A070904 * A017416 A087518 A017548

Adjacent sequences:  A159424 A159425 A159426 * A159428 A159429 A159430

KEYWORD

nonn

AUTHOR

R. H. Hardin (rhhardin(AT)att.net) Apr 11 2009

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Last modified February 17 00:09 EST 2012. Contains 205978 sequences.