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A237536
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Number of (n+1)X(5+1) 0..3 arrays with the upper median minus the lower median of every 2X2 subblock equal
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1
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598364, 70923320, 7718716424, 924306101684, 108563082111330, 13080735236141448, 1575053689185059756, 191483878105901024760, 23341246429028140836746, 2858583900458008880658198
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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..2..3..2..0..1....0..0..1..3..1..0....0..1..1..2..1..0....0..1..0..1..1..1
..1..1..2..2..2..1....0..3..1..1..1..1....0..2..3..3..0..1....2..1..3..1..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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