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A222018
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Number of nX5 arrays of occupancy after each element stays put or moves to some horizontal or vertical neighbor, without move-in move-out straight through or left turns
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1
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28, 9838, 1892859, 403317044, 84799061141, 17838051289367, 3753835631741568, 789821887272883642, 166189333434443018741, 34968169848205865653334, 7357721396433443050132543, 1548152408282663670986074421
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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..3..0..0..2....0..2..3..0..0....0..1..3..0..0....0..2..1..0..2
..0..2..2..2..0....0..1..0..1..3....0..3..1..0..2....0..2..2..0..0
..0..2..0..0..2....1..3..0..0..1....1..2..0..2..0....1..0..2..1..2
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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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