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A282837
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Number of nX7 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly two elements.
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1
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13, 544, 34464, 1172252, 33527252, 957808843, 25269280218, 643705916373, 16010099108460, 388020733786517, 9247437037805448, 217036671914282451, 5029023759579668243, 115284880924811399314, 2617941571002141930815
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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..1..0..0..0..0..1. .1..0..0..1..0..0..0. .0..0..1..0..1..0..0
..0..0..1..0..0..0..1. .1..0..1..0..0..0..0. .0..0..0..1..0..0..0
..1..0..0..1..0..0..1. .0..0..0..1..1..0..1. .0..0..1..0..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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