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A222326
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Number of nX6 0..1 arrays with exactly floor(nX6/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..1 order
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1
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4, 32, 84, 835, 3770, 38238, 255304, 2542901, 20957580, 204487984, 1778907664, 17205177010, 154048740446, 1479151681276, 13453816185916, 128432675352749, 1180481843839956, 11227390708740364, 103971035671038556
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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..1..1..1..0....0..0..0..0..0..1....0..0..0..0..0..0....0..1..1..1..0..1
..0..1..1..1..1..1....1..0..0..0..0..0....0..0..0..0..0..0....0..1..1..1..1..1
..0..1..1..1..1..1....0..0..0..0..0..0....0..0..0..0..0..0....1..1..1..1..1..1
..0..1..1..1..1..1....1..0..0..0..0..0....1..1..1..1..1..1....1..1..1..1..1..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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