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A281342
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Number of nX6 0..1 arrays with no element equal to more than three of its king-move neighbors and with new values introduced in order 0 sequentially upwards.
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1
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32, 969, 1539, 5868, 19700, 63168, 198619, 620828, 1944159, 6105081, 19189416, 60385505, 190118585, 598690316, 1885690028, 5940692405, 18718954541, 58991163156, 185928394316, 586078958927, 1847624916623, 5825223387125
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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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FORMULA
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Empirical recurrence of order 98 (see link above)
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EXAMPLE
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Some solutions for n=4
..0..0..0..0..1..1. .0..1..0..1..1..0. .0..0..1..0..1..0. .0..0..1..1..0..1
..0..1..1..1..0..1. .0..1..0..1..0..1. .1..0..1..0..1..0. .1..0..1..0..1..0
..1..0..0..0..0..1. .0..1..0..1..0..1. .1..0..1..0..1..0. .1..0..1..0..1..0
..0..1..1..1..1..0. .1..0..0..1..0..0. .0..1..0..1..0..0. .0..0..1..1..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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