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A207692
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Number of nX7 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 1 1 1 vertically
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1
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40, 1600, 1296, 5856, 18564, 50096, 145200, 453420, 1403184, 4038800, 12177100, 36992544, 110036104, 332138592, 989787144, 2977771420, 8964400760, 26737629576, 80548970652, 241336844800, 723444785800, 2175007306820
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