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 A085671 Decimal expansion of log(1 + exp(1)). 0

%I

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

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

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

%N Decimal expansion of log(1 + exp(1)).

%H J. Blanck, <a href="https://web.archive.org/web/20170808053222/https://www-compsci.swan.ac.uk/~csjens/pdf/20640389.pdf">Exact real arithmetic systems: results of competition</a>, pp. 389-393 of J. Blanck et al., eds., Computability and Complexity in Analysis (CCA 2000), Lect. Notes Computer Science, Springer-Verlag, 2001.

%F From _Amiram Eldar_, Aug 09 2020: (Start)

%F Equals 1 + log(1 + 1/e).

%F Equals 1 + Integral_{x=1..oo} 1/(exp(x) + 1) dx. (End)

%e 1.313261687518222834048995494967855641915280085670348...

%t RealDigits[Log[1+Exp[1]],10,120][[1]] (* _Harvey P. Dale_, Jun 09 2013 *)

%o (PARI) log(1+exp(1)) \\ _Charles R Greathouse IV_, Mar 25 2014

%K cons,nonn

%O 1,2

%A _N. J. A. Sloane_, Jul 15 2003

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Last modified June 17 05:50 EDT 2021. Contains 345080 sequences. (Running on oeis4.)