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 A001179 Leonardo logarithm of n. (Formerly M0052 N0017) 3
 0, 1, 1, 1, 2, 1, 1, 1, 1, 2, 2, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 2, 1, 1, 3, 1, 1, 1, 1, 2, 2, 1, 2, 1, 2, 1, 1, 1, 1, 2, 2, 1, 2, 2, 2, 1, 1, 1, 1, 3, 1, 1, 1, 1, 2, 1, 1, 1, 1, 2, 2, 2, 1, 1, 2, 2, 1, 1, 1, 2, 2, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 REFERENCES B. H. Hannon and W. L. Morris, Tables of Arithmetical Functions Related to the Fibonacci Numbers. Report ORNL-4261, Oak Ridge National Laboratory, Oak Ridge, Tennessee, Jun 1968. N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence). N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). LINKS Reinhard Zumkeller, Table of n, a(n) for n = 1..10000 D. Fulton and W. L. Morris, On arithmetical functions related to the Fibonacci numbers, Acta Arithmetica, 16 (1969), 105-110. B. H. Hannon and W. L. Morris, Tables of Arithmetical Functions Related to the Fibonacci Numbers [Annotated and scanned copy] Wikipedia, Pisano period FORMULA A235249(n) = 24*5^(a(n)-1) for n > 1. - Reinhard Zumkeller, Jan 15 2014 PROG (Haskell) a001179 1 = 0 a001179 n = if p == n then ll (p `div` 24) 1 else a001179 p             where p = a001175 n                   ll x k = if x == 1 then k else ll (x `div` 5) (k + 1) -- Reinhard Zumkeller, Jan 15 2014 CROSSREFS Cf. A001175. Sequence in context: A133687 A215870 A097587 * A001876 A033182 A053797 Adjacent sequences:  A001176 A001177 A001178 * A001180 A001181 A001182 KEYWORD nonn,nice AUTHOR STATUS approved

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Last modified May 27 12:01 EDT 2020. Contains 334657 sequences. (Running on oeis4.)