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A159404 Number of nXn arrays of squares of integers with every (n-1)X(n-1) subblock summing to 19 +0
1
40, 75268, 104262600, 136299409488, 124067667166856, 71128243379500352, 23850854381242354984, 4508124761091573295616, 489990612992276779046752, 32691908016515801770317396, 1444785628859783521673835616 (list; graph; listen)
OFFSET

3,1

LINKS

R. H. Hardin, Table of n, a(n) for n=3..19

CROSSREFS

Sequence in context: A159680 A159390 A167061 this_sequence A151605 A159428 A115482

Adjacent sequences: A159401 A159402 A159403 this_sequence A159405 A159406 A159407

KEYWORD

nonn

AUTHOR

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

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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