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A236794
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Number of (n+1)X(4+1) 0..2 arrays with the maximum plus the upper median plus the minimum of every 2X2 subblock equal
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1
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2817, 34163, 420133, 6154349, 89430035, 1381705469, 21112919819, 330530592515, 5132785239389, 80558311836989, 1258143214588855, 19747668456598657, 309099597228629909, 4849994440613710567, 75985326471377621757
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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..1..0..2..1....2..0..1..1..1....2..0..1..1..1....0..1..2..2..0
..1..2..0..1..0....1..2..2..1..2....0..1..2..0..2....2..2..0..2..2
..0..1..0..2..0....0..2..0..2..0....2..1..0..1..0....0..2..2..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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