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A299185
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Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
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1
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32, 137, 83, 401, 1442, 3773, 12847, 48408, 157805, 562522, 2057541, 7039840, 25174801, 91158763, 318102256, 1134299958, 4083010670, 14386161345, 51212037306, 183601965542, 650165124338, 2313003043768, 8270512715806
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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..1..0..0..1..1. .0..1..0..1..1..1. .0..1..1..1..0..1. .0..1..0..0..1..0
..1..0..0..0..0..0. .1..1..0..0..0..0. .1..1..1..0..0..1. .0..0..0..0..0..1
..0..0..0..1..0..1. .1..1..0..0..0..1. .1..1..1..0..0..1. .0..0..1..0..0..0
..0..0..0..1..1..0. .0..1..0..1..1..1. .0..1..1..1..0..1. .1..0..0..0..0..0
..0..1..1..0..1..0. .0..0..0..1..0..0. .1..1..1..0..1..0. .1..0..1..0..0..1
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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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