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A237063
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Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the upper median plus the minimum minus the lower median of every 2X2 subblock equal
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1
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2823, 25451, 243256, 2913981, 33501807, 454477716, 5566497747, 80054821507, 1006565794326, 14930004573317, 190129297658517, 2870540834480054, 36803684579167301, 561607662055870777, 7227859031663121762
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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
..2..2..2..2..0....0..1..0..1..2....1..2..1..2..1....1..1..1..0..1
..0..1..2..1..2....2..2..2..2..2....0..2..2..2..0....2..1..2..2..2
..2..2..0..0..2....1..0..1..0..1....0..1..2..1..0....0..2..0..1..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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