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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
2
46, 940414, 12435615362, 267605432073483, 5530118542908066196, 96265168673124122816296, 1271053160554759403029873140, 11717124833455944884494778389078
OFFSET
3,1
CROSSREFS
Sequence in context: A336439 A159406 A191939 * A116328 A340550 A009038
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 11 2009
STATUS
approved