A159446 Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 40

46, 940414, 12435615362, 267605432073483, 5530118542908066196, 96265168673124122816296, 1271053160554759403029873140, 11717124833455944884494778389078

Offset

3,1

Links

Table of n, a(n) for n=3..10.

Crossrefs

Sequence in context: A336439 A159406 A191939 * A116328 A340550 A009038

Adjacent sequences: A159443 A159444 A159445 * A159447 A159448 A159449

Keyword

nonn

Author

R. H. Hardin Apr 11 2009

Status

approved