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A236648
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Number of (n+1)X(3+1) 0..2 arrays colored with the maximum plus the upper median minus the lower median minus the minimum of every 2X2 subblock
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1
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2932, 41980, 608656, 8891884, 128476048, 1869749396, 27242456824, 396368005036, 5752273723340, 83665679764432, 1217808446097206, 17707483370226412, 257333351306775460, 3742327812117597508, 54441013426242483294
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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..2..0..0....2..1..1..0....2..2..1..0....1..0..2..2....1..0..2..1
..1..2..0..2....0..2..0..2....1..2..1..1....0..1..2..1....2..1..0..1
..0..1..2..0....1..1..2..0....1..0..0..2....0..2..2..0....0..2..1..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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