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A301358
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Number of nX5 0..1 arrays with every element equal to 1, 2, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
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1
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3, 37, 92, 320, 1356, 6279, 30236, 147448, 713700, 3458964, 16761831, 81068326, 392498699, 1903748357, 9242300405, 44898738589, 218193853807, 1060541170373, 5155515413236, 25063708598082, 121851746401110, 592419495632651
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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..1..1..1..1. .0..0..0..1..1. .0..0..0..1..1. .0..0..1..1..1
..0..1..1..1..0. .0..0..1..0..1. .0..0..1..0..0. .0..1..0..0..0
..1..1..0..1..0. .0..0..0..0..0. .0..1..0..1..1. .1..0..1..1..1
..0..1..0..1..0. .0..1..0..1..0. .1..0..1..0..0. .1..0..0..0..1
..0..1..0..1..1. .1..0..0..1..0. .0..1..0..1..1. .1..1..1..0..0
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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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