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A204967
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Number of (n+2) X 6 0..1 arrays with every 3 X 3 subblock having three equal elements in a row horizontally, vertically, diagonally or antidiagonally at least two different ways, and new values 0..1 introduced in row major order.
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1
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36522, 1085013, 31837899, 916967622, 26548318278, 768548149208, 22245382735903, 643910842041150, 18638431361258012, 539502218649996908, 15616268658553505055, 452023741831342310802, 13084141546692160795551
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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=3
..0..0..1..0..1..0....0..0..0..0..0..1....0..0..1..1..1..1....0..0..1..1..0..0
..1..1..0..0..0..0....1..0..1..0..1..1....0..0..1..0..0..1....1..0..1..0..0..1
..1..1..1..0..0..1....1..1..1..1..1..1....1..1..1..0..1..1....0..0..0..0..0..1
..0..1..1..1..1..0....0..1..1..0..1..0....1..1..1..1..1..1....0..0..0..1..0..0
..1..0..1..1..1..1....0..1..1..1..1..0....0..1..0..0..1..0....1..1..1..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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