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A207219
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Number of nX6 0..2 arrays avoiding the pattern z z+1 z in any row or column
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1
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529, 279841, 97935886, 33403462497, 11574609426324, 4019515127529418, 1395037573042216457, 484100965758678998675, 167995026283315198886440, 58298967703100379585703272, 20231341894128588893547935849
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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=4
..0..1..2..2..2..0....2..2..1..2..2..2....2..0..1..2..0..2....1..1..2..2..1..1
..0..1..1..2..0..1....1..0..0..1..2..2....2..0..2..2..0..1....0..1..2..2..1..2
..2..0..1..1..0..2....0..1..1..0..2..2....2..1..2..2..2..1....2..1..0..0..1..2
..1..1..2..0..0..2....0..1..1..1..0..2....0..2..1..1..1..2....1..0..2..1..2..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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