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A075105 Numerator of n/floor(log_2(n)); denominator is A075106(n). 4
2, 3, 2, 5, 3, 7, 8, 3, 10, 11, 4, 13, 14, 5, 4, 17, 9, 19, 5, 21, 11, 23, 6, 25, 13, 27, 7, 29, 15, 31, 32, 33, 34, 7, 36, 37, 38, 39, 8, 41, 42, 43, 44, 9, 46, 47, 48, 49, 10, 51, 52, 53, 54, 11, 56, 57, 58, 59, 12, 61, 62, 63, 32, 65, 11, 67, 34, 23, 35, 71, 12, 73, 37, 25, 38 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 2..10000

FORMULA

a(n) = n/A075104(n).

MATHEMATICA

Table[n/Floor[Log[2, n]], {n, 2, 80}]//Numerator (* Harvey P. Dale, Feb 25 2018 *)

PROG

(Haskell)

import Data.Ratio ((%), numerator)

a075105 n = numerator $ n % a000523 n

-- Reinhard Zumkeller, Jul 08 2014

CROSSREFS

Cf. A000523, A075104, A075106.

Sequence in context: A079311 A060474 A065988 * A265675 A094020 A165609

Adjacent sequences:  A075102 A075103 A075104 * A075106 A075107 A075108

KEYWORD

nonn,frac

AUTHOR

Reinhard Zumkeller, Sep 02 2002

STATUS

approved

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Last modified July 21 06:55 EDT 2019. Contains 325192 sequences. (Running on oeis4.)