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A297699
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Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 4 neighboring 1s.
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1
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64, 299, 7526, 61054, 1070635, 11111767, 165522511, 1927501851, 26604800210, 327032564064, 4354757342684, 54907563964508, 718868376106746, 9172788367453973, 119137256617569975, 1528743271057112564
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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=4
..0..0..0..0. .0..0..0..1. .0..0..1..1. .0..0..0..0. .0..0..0..0
..0..1..1..0. .0..0..0..0. .1..0..1..1. .1..0..0..0. .0..0..0..0
..0..0..1..1. .1..0..0..0. .1..0..0..0. .0..0..0..0. .0..0..0..1
..0..1..0..1. .1..0..1..0. .1..0..1..0. .1..1..1..0. .0..1..0..0
..0..0..1..0. .1..0..1..0. .1..0..0..0. .0..1..0..0. .0..0..0..1
..1..0..0..0. .1..0..0..0. .0..0..1..0. .0..1..0..0. .1..0..0..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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