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A222327
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Number of nX7 0..1 arrays with exactly floor(nX7/2) 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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5, 0, 212, 3307, 15100, 255304, 2284728, 37484794, 318665044, 5848569858, 53774145449, 993959061317, 9141439223417, 171115897853704, 1590637978363140, 29928907006839532, 278649808319750564, 5257935209592087820
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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..0..0..0..0..1..1....0..0..0..1..0..1..1....0..0..0..0..1..0..1
..0..0..0..0..0..1..1....0..0..0..1..0..1..1....0..0..0..0..0..0..1
..0..0..0..1..0..1..1....0..0..0..1..1..1..1....0..0..0..0..0..1..0
..0..0..0..0..1..1..1....0..0..0..1..1..1..1....0..0..0..0..0..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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