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A304764
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Number of nX5 0..1 arrays with every element unequal to 2, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.
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1
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0, 61, 609, 14831, 316639, 6978743, 153265405, 3370551763, 74123574757, 1630186115855, 35852814076173, 788517491160890, 17342027096153103, 381406953690484427, 8388366572399262975, 184487188445903163586
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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=5
..0..1..0..1..0. .0..0..0..1..0. .0..1..0..1..0. .0..0..0..0..1
..0..1..1..0..1. .1..1..0..0..1. .1..0..0..0..1. .1..1..1..0..1
..0..1..0..0..1. .1..0..0..1..1. .0..1..0..0..0. .0..0..1..1..0
..1..1..0..0..0. .0..0..0..0..1. .0..0..1..1..1. .1..0..1..0..0
..0..0..1..1..1. .1..0..1..0..1. .1..1..0..1..0. .1..0..0..1..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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