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A251857
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Number of (n+2)X(4+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 4 or more
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1
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2525037, 216245728, 20861600041, 1840787119956, 164065118611251, 14820877153549049, 1334288403583213012, 120005649204594579167, 10802330861739344082166, 972390283849153112134282
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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..0..1..0..0..1....0..0..2..0..0..0....0..0..0..0..0..1....0..0..1..0..1..1
..0..0..0..1..0..1....0..0..1..0..0..0....1..0..1..0..2..1....0..0..1..0..0..1
..0..1..1..0..1..1....0..1..0..0..1..2....0..1..0..0..1..0....1..0..0..1..0..0
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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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