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A303473
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Number of 6Xn 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
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1
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32, 2048, 39098, 872026, 19374638, 427097893, 9459086839, 209307775365, 4631027050408, 102476059849475, 2267535893974609, 50174934890184604, 1110249088638046980, 24567091613015417289, 543609599779313016247
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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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EXAMPLE
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Some solutions for n=5
..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0
..0..0..1..1..1. .0..0..1..1..0. .0..0..1..1..0. .0..0..1..1..0
..0..1..0..0..1. .1..0..1..0..1. .1..0..1..1..1. .0..1..0..1..1
..0..1..0..1..0. .0..0..1..0..1. .0..1..0..0..0. .1..1..1..1..0
..0..1..0..1..0. .1..1..0..1..0. .1..1..0..1..1. .1..0..0..1..1
..1..1..1..0..1. .0..1..1..0..0. .0..1..0..0..1. .0..0..0..1..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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