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A282311
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Number of nX3 0..1 arrays with no 1 equal to more than four of its king-move neighbors.
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1
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8, 63, 419, 2968, 21055, 148793, 1052672, 7447859, 52689903, 372763688, 2637186103, 18657216265, 131993683472, 933812070731, 6606414049379, 46738212662072, 330657526383363, 2339293553069185, 16549734672364196
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OFFSET
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1,1
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COMMENTS
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Column 3 of A282316.
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..210
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FORMULA
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Empirical: a(n) = 5*a(n-1) +11*a(n-2) +31*a(n-3) -24*a(n-4) -65*a(n-5) -108*a(n-6) +21*a(n-7) +88*a(n-8) +86*a(n-9) +12*a(n-10)
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EXAMPLE
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Some solutions for n=4
..0..0..0. .1..0..1. .0..1..0. .1..1..1. .1..0..0. .0..1..0. .1..0..1
..0..0..1. .0..1..1. .0..0..1. .1..0..0. .0..0..1. .1..0..1. .0..0..0
..0..0..0. .0..0..1. .0..0..0. .1..0..1. .1..1..0. .0..0..0. .0..0..1
..0..1..0. .1..1..1. .0..1..1. .0..1..0. .0..1..0. .1..0..0. .1..1..0
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CROSSREFS
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Cf. A282316.
Sequence in context: A080270 A178392 A307434 * A085433 A171313 A081107
Adjacent sequences: A282308 A282309 A282310 * A282312 A282313 A282314
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, Feb 11 2017
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STATUS
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approved
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