This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A374642 #12 Nov 21 2024 08:21:47
%S A374642 1,0,5,3,6,0,5,1,5,6,4,7,8,2,6,3,0,1,2,2,7,0,0,0,9,8,0,8,3,9,2,7,9,4,
%T A374642 6,4,9,7,2,7,8,4,5,3,9,6,4,9,9,4,0,5,3,9,2,3,0,6,0,5,8,8,3,6,9,2,5,8,
%U A374642 4,0,2,1,8,1,1,5,6,3,1,1,7,7,9,2,3,3,7,1,2,4
%N A374642 Decimal expansion of log(1111111111/387420489).
%H A374642 Paolo Xausa, <a href="/A374642/b374642.txt">Table of n, a(n) for n = 1..10000</a>
%H A374642 David H. Bailey and Richard E. Crandall, <a href="https://doi.org/10.1080/10586458.2001.10504441">On the Random Character of Fundamental Constant Expansions</a>, Experimental Mathematics, Vol. 10 (2001), Issue 2, pp. 175-190 (<a href="https://www.davidhbailey.com/dhbpapers/baicran.pdf">preprint draft</a>).
%H A374642 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>
%F A374642 Equals 10^(-8)*Sum_{k >= 0} 1/(10^(10*k))*(Sum{j = 1..9} 10^(9-j)/(10*k + j)). See Bailey and Crandall (2001), p. 185.
%e A374642 1.053605156478263012270009808392794649727845396499...
%t A374642 First[RealDigits[Log[1111111111/387420489], 10, 100]]
%o A374642 (PARI) log(1111111111/387420489) \\ _Charles R Greathouse IV_, Nov 21 2024
%Y A374642 Cf. A374641, A374643, A374644.
%K A374642 nonn,cons
%O A374642 1,3
%A A374642 _Paolo Xausa_, Jul 15 2024