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A159446 Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 40 0
46, 940414, 12435615362, 267605432073483, 5530118542908066196, 96265168673124122816296, 1271053160554759403029873140, 11717124833455944884494778389078 (list; graph; refs; listen; history; text; internal format)
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

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Last modified December 1 11:01 EST 2021. Contains 349429 sequences. (Running on oeis4.)