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A221104
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Number of nX3 arrays of occupancy after each element moves to some king-move neighbor, without 2-loops
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0
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=3
..1..1..0....0..1..0....0..3..2....1..0..1....0..0..1....2..2..1....1..2..0
..1..1..1....3..1..2....0..3..0....0..3..1....0..4..0....0..3..0....1..2..1
..1..2..1....1..0..1....1..0..0....0..1..2....0..3..1....1..0..0....2..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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