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A238251
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Number of (n+1)X(4+1) 0..1 arrays with 2X2 subblock sums lexicographically nondecreasing columnwise and rowwise
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2
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286, 2818, 43456, 523578, 6683137, 65450601, 640472606, 5080416791, 40066932588, 267891545518, 1781590953402, 10371478598345, 60084341166190, 311815187891138, 1610762741432521, 7583058204030841, 35540971632237331
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