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A299552
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Number of nX6 0..1 arrays with every element equal to 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
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1
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0, 41, 752, 17565, 621694, 19604624, 648002718, 21337630973, 704140369456, 23261634737704, 768519314170011, 25395763400048874, 839234030698101935, 27734287101696482836, 916548572558741234037, 30289757269264885126830
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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=5
..0..0..0..1..1..1. .0..0..1..1..1..1. .0..1..1..0..0..0. .0..0..1..1..1..1
..0..0..0..1..1..1. .0..1..1..1..1..1. .0..0..1..0..0..0. .0..1..0..1..1..1
..0..1..1..1..1..1. .0..0..1..1..1..1. .0..0..1..0..0..0. .0..1..0..1..1..1
..0..0..1..0..0..0. .0..0..1..1..1..1. .0..0..1..0..0..0. .0..0..1..1..0..0
..0..0..0..0..0..0. .0..1..1..1..1..1. .0..1..1..0..0..0. .0..0..1..1..1..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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