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A295094
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Number of nX5 0..1 arrays with each 1 horizontally or vertically adjacent to 1 or 3 1s.
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1
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6, 55, 377, 2859, 21185, 158361, 1182050, 8806229, 65681168, 489881002, 3653247015, 27243826263, 203174609491, 1515201570870, 11299733962485, 84268754243729, 628442480251730, 4686669295204890, 34951271585401256
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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=5
..1..1..0..0..0. .0..1..1..0..0. .0..1..0..1..0. .1..0..0..1..1
..0..0..0..0..0. .0..0..0..1..1. .1..1..0..1..0. .1..1..0..0..0
..0..1..1..0..0. .0..1..0..0..0. .0..1..0..0..1. .1..0..0..1..1
..0..0..0..1..0. .0..1..0..1..0. .0..0..0..0..1. .0..0..0..0..0
..0..0..1..1..1. .0..0..0..1..0. .0..0..1..1..0. .0..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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