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A241118
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Number of n X 6 0..3 arrays with no element equal to exactly three horizontal or vertical neighbors, with new values 0..3 introduced in row major order.
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1
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187, 622645, 2085879115, 7012241396116, 23571710809729613, 79236581561126536192, 266354689978495657505773, 895354388889821272809074322, 3009744193584209519705208003912
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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=2
..0..0..1..1..2..2....0..0..0..1..1..0....0..0..1..0..0..2....0..0..0..1..0..0
..1..3..3..2..1..0....0..2..2..1..0..0....2..0..2..2..3..2....0..2..0..0..0..3
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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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