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A214787
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a(n) is the smallest k>=2 such that n divides Fibonacci(k-1)+5, or zero if no such k exists.
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2
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2, 2, 2, 5, 6, 2, 4, 5, 8, 6, 0, 11, 7, 14, 11, 17, 14, 8, 0, 11, 0, 0, 20, 0, 46, 9, 32, 0, 0, 11, 17, 17, 0, 14, 36, 0, 34, 0, 10, 41, 16, 0, 23, 0, 56, 20, 12, 0, 52, 56, 24, 35, 50, 32, 0, 0, 0, 0, 0, 11, 26, 17, 0, 65
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OFFSET
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1,1
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LINKS
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EXAMPLE
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The zero for n=11 means that no term is divisible by 11.
This is the entry sequence for 2,3,4,5,...
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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Definition and example corrected. - R. J. Mathar, Aug 09 2012
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STATUS
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approved
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