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A221086
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Number of nX7 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor
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1
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32, 54288, 80655102, 118704053710, 174511967464624, 256493177634603980, 376959882525471479946, 553995675105802865035251, 814171248230402782507379670, 1196533209593006443523953996254
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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..2..2..1..1..2..2....0..2..2..1..0..2..0....0..2..2..3..0..1..1
..0..0..0..1..2..1..0....0..0..2..1..3..1..0....0..0..1..1..2..1..1
..0..2..1..2..1..1..0....0..2..0..2..1..1..1....0..2..1..0..0..2..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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