A159402 Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 18

78, 48248, 78006076, 80623650576, 59454961587150, 27119097659237820, 7125999523511887208, 1048541072549858010880, 89398941053870783184490, 4759738914307357587295200, 171123815205170591864878272

Offset

3,1

Links

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

Crossrefs

Sequence in context: A119236 A126998 A299712 * A093239 A299713 A064991

Adjacent sequences: A159399 A159400 A159401 * A159403 A159404 A159405

Keyword

nonn

Author

R. H. Hardin Apr 11 2009

Status

approved