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A316242
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Number of n X 6 0..1 arrays with every element unequal to 0, 2, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
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1
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1, 272, 2671, 60245, 1402577, 32646098, 772981023, 18258025708, 432527550123, 10245711589033, 242786694121355, 5753567632165443, 136354352863695006, 3231549437724697446, 76586963886026667924, 1815105174070291857982
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=5
..0..0..1..0..0..0. .0..1..1..0..1..1. .0..1..0..0..1..1. .0..1..1..0..0..1
..0..0..1..1..1..1. .0..1..0..0..1..1. .0..1..1..0..0..0. .0..1..0..1..1..0
..0..0..0..1..1..0. .0..1..0..0..1..1. .0..1..1..1..0..1. .0..0..1..0..1..0
..1..1..1..0..0..1. .0..1..1..0..1..1. .1..1..1..0..0..0. .0..1..0..1..0..1
..0..0..1..0..1..0. .0..1..0..0..1..1. .0..0..1..0..1..1. .1..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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