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A159428
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Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 31
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0
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40, 359736, 2369330592, 18484921020800, 125821577726360192, 646591571175229349432, 2283659517989898114804472, 5141235435840001143869764928, 6990330762328103160234852524952
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OFFSET
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3,1
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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