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A305591
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Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 3, 5 or 6 king-move adjacent elements, with upper left element zero.
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1
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32, 569, 6818, 89466, 1103744, 13941521, 175683720, 2213918787, 27910555993, 351952078164, 4437792774181, 55955951985349, 705571347078058, 8896876212494566, 112184230213989901, 1414576206492956374
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OFFSET
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1,1
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COMMENTS
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Column 6 of A305593.
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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..0..0..1..0. .0..0..0..0..0..0. .0..0..1..1..0..0. .0..1..0..1..0..1
..0..0..0..0..0..0. .1..0..1..1..0..1. .0..1..1..0..0..0. .0..0..0..0..0..1
..0..0..0..1..1..0. .0..0..1..0..0..0. .0..1..0..1..1..0. .0..0..0..0..1..1
..0..0..1..0..0..1. .0..1..1..1..0..0. .0..0..0..1..0..1. .0..1..1..0..1..0
..0..0..0..1..1..1. .0..0..0..0..1..1. .0..0..1..1..1..0. .0..0..1..1..0..0
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CROSSREFS
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Cf. A305593.
Sequence in context: A316207 A305774 A317123 * A317009 A316874 A317602
Adjacent sequences: A305588 A305589 A305590 * A305592 A305593 A305594
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, Jun 05 2018
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STATUS
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approved
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