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%I A016641 #24 Jun 10 2024 07:20:06
%S A016641 2,8,9,0,3,7,1,7,5,7,8,9,6,1,6,4,6,9,2,2,0,7,7,2,2,5,9,5,3,0,3,2,2,7,
%T A016641 9,7,7,3,7,0,4,8,1,2,5,0,0,0,5,7,5,4,1,5,7,5,9,0,0,6,8,6,7,6,7,6,8,3,
%U A016641 8,2,2,0,8,4,0,6,9,1,2,6,4,9,3,5,3,0,9,4,8,3,6,6,2,3,8,8,2,8,6
%N A016641 Decimal expansion of log(18).
%D A016641 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 A016641 Harry J. Smith, <a href="/A016641/b016641.txt">Table of n, a(n) for n = 1..20000</a>
%H A016641 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 A016641 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>
%F A016641 Equals A002162 + 2*A002391. - _R. J. Mathar_, Jun 10 2024
%e A016641 2.890371757896164692207722595303227977370481250005754157590068676768382....
%t A016641 RealDigits[Log[18], 10, 120][[1]] (* _Vincenzo Librandi_, Jun 21 2015 *)
%o A016641 (PARI) default(realprecision, 20080); x=log(18); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b016641.txt", n, " ", d)); \\ _Harry J. Smith_, May 17 2009
%Y A016641 Cf. A016446 (continued fraction).
%K A016641 nonn,cons
%O A016641 1,1
%A A016641 _N. J. A. Sloane_

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