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A206698
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Number of nX6 0..2 arrays avoiding the pattern z-2 z-1 z in any row or column
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1
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622, 386884, 192513201, 94853765621, 46260684361347, 22540704363210913, 10977508218092030949, 5345785254841179750528, 2603202653456919727333824, 1267659520116049754553214784, 617300558095977800421783249695
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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
..2..0..2..1..1..1....2..2..2..1..2..1....1..2..1..1..1..1....1..0..2..0..1..0
..1..0..0..1..0..2....0..2..2..0..0..2....0..2..2..1..2..1....0..0..2..1..0..0
..0..0..0..2..0..2....1..0..1..0..0..2....2..2..1..2..1..1....2..0..0..0..2..0
..2..0..1..0..0..0....0..2..2..2..0..2....0..2..1..2..2..2....0..1..1..1..0..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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