A159396 Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 15

32, 37772, 24485600, 14192015472, 5219489405360, 1121854265726332, 132887181736133280, 8797362179502972032, 354188675085385900248, 9513098191479222999048, 183956038122004710726232

Offset

3,1

Links

R. H. Hardin, Table of n, a(n) for n=3..22

Crossrefs

Sequence in context: A074800 A320859 A285389 * A362175 A221086 A054374

Adjacent sequences: A159393 A159394 A159395 * A159397 A159398 A159399

Keyword

nonn

Author

R. H. Hardin Apr 11 2009

Status

approved