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A135939
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Highest exponent occurring in the prime factorization of Fibonacci(n).
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3
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1, 1, 1, 3, 1, 1, 1, 1, 1, 4, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 5, 2, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 4, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 6, 1, 2, 1, 1, 1, 3, 1, 2, 1, 1, 1, 4, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 5, 1, 1, 2, 1, 1, 3, 1, 1, 1, 1, 1, 4, 1, 1, 1, 1, 1, 3, 2, 1, 1, 1, 1, 7, 1, 1, 1, 2, 1, 3, 1, 1, 1, 1, 1
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OFFSET
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3,4
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LINKS
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EXAMPLE
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a(12) = 4 since Fibonacci(12) = 144 = 2^4 * 3^2.
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MAPLE
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A051903 := proc(n) if n = 1 then 0 ; else max(seq(op(2, i), i=ifactors(n)[2])) ; fi ; end: A135939 := proc(n) A051903(combinat[fibonacci](n)) ; end: seq(A135939(n), n=3..120) ; # R. J. Mathar, Mar 16 2008
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MATHEMATICA
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PROG
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(PARI) for(n=3, 200, print1(vecmax(factor(fibonacci(n))[, 2])", ")) \\ Yolinda (yoliahmed33(AT)yandex.ru), Mar 27 2008
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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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More terms from R. J. Mathar and Yolinda (yoliahmed33(AT)yandex.ru), Mar 16 2008
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STATUS
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approved
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