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Decimal expansion of log(15).
3

%I #25 Jun 10 2024 07:14:52

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

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

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

%N Decimal expansion of log(15).

%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="/A016638/b016638.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>

%F Equals A002391 + A016628. - _R. J. Mathar_, Jun 10 2024

%e 2.708050201102210065996004570148713344173091912091267173647342225111673....

%t RealDigits[Log[15], 10, 120][[1]] (* _Vincenzo Librandi_, Jun 21 2015 *)

%o (PARI) default(realprecision, 20080); x=log(15); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b016638.txt", n, " ", d)); \\ _Harry J. Smith_, May 16 2009

%Y Cf. A016443 (continued fraction).

%K nonn,cons

%O 1,1

%A _N. J. A. Sloane_

%E Final digits of sequence corrected using the b-file. - _N. J. A. Sloane_, Aug 30 2009