login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A016646 Decimal expansion of log(23). 2

%I

%S 3,1,3,5,4,9,4,2,1,5,9,2,9,1,4,9,6,9,0,8,0,6,7,5,2,8,3,1,8,1,0,1,9,6,

%T 1,1,8,4,4,2,3,8,0,3,1,4,8,4,0,4,3,5,7,4,1,9,9,8,6,3,5,3,7,7,4,8,2,9,

%U 9,3,2,4,5,9,8,4,7,9,8,2,9,8,1,9,8,4,0,1,0,9,2,1,5,2,9,9,4,8,1

%N Decimal expansion of log(23).

%D M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards Applied Math. Series 55, 1964 (and various reprintings), p. 2.

%H Harry J. Smith, <a href="/A016646/b016646.txt">Table of n, a(n) for n = 1..20000</a>

%H M. Abramowitz and I. A. Stegun, eds., <a href="http://www.convertit.com/Go/ConvertIt/Reference/AMS55.ASP">Handbook of Mathematical Functions</a>, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].

%H <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>

%e 3.135494215929149690806752831810196118442380314840435741998635377482993....

%t RealDigits[Log[23], 10, 100][[1]] (* _Alonso del Arte_, Feb 23 2015 *)

%o (PARI) default(realprecision, 20080); x=log(23); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b016646.txt", n, " ", d)); \\ _Harry J. Smith_, May 17 2009, corrected May 20 2009

%Y Cf. A016451 (continued fraction). - _Harry J. Smith_, May 17 2009

%K nonn,cons

%O 1,1

%A _N. J. A. Sloane_

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 January 29 01:37 EST 2020. Contains 331328 sequences. (Running on oeis4.)