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A295845
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Number of n X 6 0..1 arrays with each 1 adjacent to 1 or 2 king-move neighboring 1's.
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1
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21, 789, 9645, 190943, 3804661, 68406015, 1296880337, 24467737897, 457692634063, 8608718745329, 161762366006125, 3037600586563709, 57071758962259963, 1072139556077836073, 20140121314504297621, 378351575243122525707
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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 73 (see link above).
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EXAMPLE
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Some solutions for n=4
..0..0..0..0..0..1. .0..0..1..1..0..0. .0..0..1..1..0..1. .1..1..0..0..0..0
..0..0..0..1..0..1. .0..1..0..0..0..0. .0..1..0..0..0..1. .0..0..0..0..0..1
..0..0..0..1..0..0. .0..0..0..1..0..0. .0..1..0..0..0..0. .1..1..0..1..0..1
..1..1..0..1..0..0. .0..0..1..1..0..0. .0..0..0..0..0..0. .0..0..0..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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