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A296632
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Number of nX5 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 0, 2 or 4 neighboring 1s.
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1
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13, 116, 966, 8042, 67488, 565149, 4733229, 39643699, 332039800, 2781020167, 23292631589, 195089090524, 1633982501009, 13685536174581, 114624177899429, 960042923203637, 8040907522705536, 67347190658614033, 564071166944280481
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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..0..0..0..1. .0..0..0..0..1. .1..0..0..0..1. .0..0..0..1..1
..0..0..0..1..1. .0..1..0..0..0. .0..0..1..0..0. .1..0..0..1..0
..1..0..1..1..1. .0..0..0..1..1. .1..0..0..0..0. .0..0..0..0..1
..0..0..0..0..0. .1..0..0..1..0. .0..0..0..1..0. .1..0..1..1..1
..1..0..0..0..1. .0..0..0..0..1. .0..0..1..1..0. .0..0..1..0..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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