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A235782
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Number of (n+1)X(4+1) 0..2 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise
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1
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17837, 922543, 40810011, 1647458581, 62858483545, 2297557298259, 81417506954285, 2807177530729381, 94579930555571527, 3116880738458727257, 100650790306039153473, 3186729302280492848855, 99037517137078388789631
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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=1
..0..1..2..0..1....1..0..2..1..2....1..0..1..1..0....1..1..2..2..0
..1..2..1..0..2....0..0..0..1..1....1..2..1..1..0....1..1..1..0..2
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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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