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A172681
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Number of 4*n X n 0..2 arrays with row sums 5 and column sums 20
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1
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0, 0, 34650, 54067759732546560, 3138774474975381117998859525561, 4611389774049135678307206605901825339706084920, 118146008179337031214747923950181684918919939516291368598887900
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