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A206733
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Number of nX7 0..2 arrays avoiding the pattern z-1 z-1 z in any row, column or nw-to-se diagonal
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1
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1440, 2073600, 1384146457, 908849973079, 589775000656222, 385349885596244259, 253106740389132162761, 166433712100588056160567, 109508284560033534763140584, 72053875944178720300448056773
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