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A300686
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Number of nX5 0..1 arrays with every element equal to 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
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1
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3, 96, 1391, 18225, 240463, 3179333, 42006289, 554837022, 7328971275, 96809180326, 1278756595603, 16891220226973, 223117594938741, 2947179704159404, 38929553446409017, 514223861793513922
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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
..0..0..0..1..1. .0..0..0..1..0. .0..0..0..1..0. .0..0..0..0..1
..1..1..0..0..0. .1..1..0..1..0. .1..1..1..1..0. .0..1..0..1..0
..1..0..1..1..1. .1..1..0..1..1. .0..0..0..1..1. .1..0..1..1..0
..0..1..0..0..1. .0..1..0..0..1. .1..0..1..0..1. .1..1..0..1..0
..0..1..1..0..1. .0..1..0..0..1. .1..1..0..0..1. .1..0..0..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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