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A159212
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Number of n X n arrays of squares of integers with every 3X3 subblock summing to 12
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0
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1857, 18113, 98081, 384609, 1934237, 7541249, 26058765, 119683865, 465264653, 1694090505, 7898979629
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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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