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A317570
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Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
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1
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32, 1576, 34152, 869466, 23570355, 611929512, 16121282196, 424656152144, 11163587715218, 293760158289423, 7728778787349586, 203330071676352641, 5349522522646684514, 140741382521970716959, 3702784618837723325033
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OFFSET
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1,1
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COMMENTS
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Column 6 of A317572.
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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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EXAMPLE
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Some solutions for n=5
..0..0..1..1..0..1. .0..1..0..0..0..0. .0..1..1..0..0..0. .0..1..1..1..1..0
..0..1..0..1..1..0. .1..0..1..0..1..0. .0..1..0..0..0..0. .0..0..0..1..1..0
..0..0..0..0..1..0. .0..0..0..1..1..0. .0..0..0..0..0..0. .0..0..0..0..0..1
..0..0..0..0..1..1. .0..0..0..1..1..0. .0..0..0..0..1..0. .0..0..0..0..1..0
..0..0..0..1..0..1. .0..0..0..1..1..0. .0..0..0..1..0..1. .0..0..0..0..0..0
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CROSSREFS
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Cf. A317572.
Sequence in context: A305528 A317002 A316820 * A240459 A333603 A264074
Adjacent sequences: A317567 A317568 A317569 * A317571 A317572 A317573
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, Jul 31 2018
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STATUS
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approved
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