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A172585
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Number of 5*n X n 0..1 arrays with row sums 4 and column sums 20
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1
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0, 0, 0, 1, 623360743125120, 24935177268489106332174087326700, 11251027489082268563385494644966780470231583948800, 54940328391880874295213395391276439149434232556146955107851631952500
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