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A172934
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Number of 2*n X n 0..7 arrays with row sums 7 and column sums 14.
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1
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1, 344, 16205400, 29920962972240, 1030178236624445762100, 405285856727517597572011434240, 1284495236763845536447959729080655425337, 25229644523536541011926273204266840907955788193920
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OFFSET
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1,2
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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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