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A238043
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Number of (n+1)X(5+1) 0..2 arrays with the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one
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1
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25948, 352180, 4837484, 70363916, 1021660750, 14397005860, 209192156822, 2964129769048, 42974757198114, 608837111985680, 8833402692519320, 125102768960791044, 1814906955432628872, 25707903363934948804
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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..1..1..0..2..1....1..2..1..0..0..2....2..0..0..2..2..1....1..2..0..1..2..1
..1..0..2..0..0..0....1..0..2..1..1..1....1..2..2..1..2..1....1..2..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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