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A236824
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Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock equal
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1
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6093, 109205, 1949236, 36874967, 701424751, 13643698414, 266389315989, 5258599354623, 104078580277828, 2072356525693189, 41343357985843129, 827681012692523870, 16593350093477339371, 333360416125702959021
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=2
..0..0..2..1..0....2..1..2..2..2....1..0..2..0..1....2..1..0..2..2
..1..1..1..0..0....0..1..0..1..2....2..0..0..2..0....0..1..2..1..0
..1..1..1..0..1....0..1..0..0..2....0..0..2..0..0....2..1..0..2..1
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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