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A237166
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Number of (n+1)X(7+1) 0..2 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal
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1
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115561, 2783881, 52597313, 1234905853, 26807862753, 634189439561, 14858103057089, 363936171486373, 9044365716071993, 231724734004525837, 6061067404536479577, 162361027670101720009, 4435253794991001206393
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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
..1..2..1..0..1..1..0..2....2..0..1..0..2..1..0..2....0..1..2..0..1..0..1..2
..0..1..2..1..2..0..1..1....1..1..2..1..1..0..1..1....2..1..0..2..1..2..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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