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A222767
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Number of nX6 0..1 arrays with exactly floor(nX6/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..1 order
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1
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4, 73, 934, 15077, 256546, 4479721, 79612578, 1432512703, 26011740182, 475591230143, 8742929996332, 161434491485598, 2991759796200596, 55616288265939185, 1036645299974444114, 19366819201445345894
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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..1..0..0..0..0....0..1..1..1..0..0....0..1..1..1..0..0....0..0..0..0..1..0
..1..1..0..0..0..0....1..1..1..1..0..0....1..1..0..0..0..0....0..0..0..0..1..1
..1..1..1..0..0..0....1..1..1..1..0..1....0..1..0..0..0..0....0..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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