A159404 Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 19

40, 75268, 104262600, 136299409488, 124067667166856, 71128243379500352, 23850854381242354984, 4508124761091573295616, 489990612992276779046752, 32691908016515801770317396, 1444785628859783521673835616

Offset

3,1

Links

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

Crossrefs

Sequence in context: A239168 A167061 A283664 * A323489 A266157 A223103

Adjacent sequences: A159401 A159402 A159403 * A159405 A159406 A159407

Keyword

nonn

Author

R. H. Hardin Apr 11 2009

Status

approved