login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A114468 Number of decimal digits in the denominator of the 10^n-th harmonic number. 1
1, 4, 40, 433, 4345, 43450, 434110, 4342302, 43428678 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

These numbers converge to the decimal expansion of log_10(e) = 0.43429448...

LINKS

Table of n, a(n) for n=0..8.

J. Sondow and E. W. Weisstein, MathWorld: Harmonic Number

CROSSREFS

Cf. A001008, A002805, A114467.

Sequence in context: A220965 A278036 A221588 * A264112 A304447 A002705

Adjacent sequences:  A114465 A114466 A114467 * A114469 A114470 A114471

KEYWORD

nonn,base

AUTHOR

Eric W. Weisstein, Nov 29 2005

EXTENSIONS

Edited by Charles R Greathouse IV, Aug 05 2010

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 17 08:36 EDT 2019. Contains 328107 sequences. (Running on oeis4.)