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A283202
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Number of nX7 0..1 arrays with no 1 equal to more than two of its horizontal and vertical neighbors, with the exception of exactly one element.
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1
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0, 3668, 535025, 59065412, 5855079969, 544338609740, 48652102368973, 4230873205192882, 360562132072479325, 30256295239328989014, 2508097679937110326995, 205860067447150458787552
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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=2
..0..0..0..1..1..0..0. .0..0..1..0..0..0..0. .1..1..1..1..0..1..0
..1..1..0..1..1..1..1. .0..1..1..1..1..1..1. .0..1..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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