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A172836
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Number of 3*n X n 0..4 arrays with row sums 6 and column sums 18
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1
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0, 141, 3757921291, 8871900691867826316, 753400574499912868356844716700, 1329096037020824944632051261867911008990401, 32446537190781931300574314797091618240587813777700345470
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