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A269766
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Number of n X 7 0..5 arrays with some element plus some horizontally or vertically adjacent neighbor totalling five exactly once.
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1
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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 64 (see link above)
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EXAMPLE
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Some solutions for n=1
..4..1..0..1..3..1..0. .3..1..5..4..5..0..3. .5..0..0..2..5..2..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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