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A296114
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Number of nX7 0..1 arrays with each 1 adjacent to 3 or 4 king-move neighboring 1s.
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1
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1, 31, 163, 528, 14057, 197661, 1993970, 34228975, 553395326, 7928926956, 124899730636, 1980681750366, 30488334143159, 475731319452531, 7458437039181799, 116223839824981401, 1813729259133179024
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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=6
..0..0..0..0..1..1..0. .1..1..1..1..1..0..0. .0..1..0..1..1..0..0
..1..1..1..1..1..0..1. .1..1..0..1..0..1..0. .1..1..1..0..1..1..0
..1..1..0..0..0..1..1. .0..0..0..0..0..1..1. .0..1..0..0..0..1..0
..0..0..0..0..0..1..0. .0..0..0..0..0..0..1. .0..1..0..0..0..1..0
..0..0..0..0..1..1..0. .1..1..0..1..1..1..1. .0..1..1..1..0..1..1
..0..0..0..0..1..1..0. .1..1..1..1..0..1..0. .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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