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 A141252 #9 Jan 21 2014 12:30:21 %S A141252 3,1,8,0,9,6,6,0,8,6,6,3,8,9,4,3,2,1,0,6,8,3,5,8,6,4,0,3,5,4,7,5,7,5, %T A141252 0,0,5,1,6,0,8,7,8,7,4,9,3,9,6,5,7,5,4,3,2,0,5,3,9,6,4,8,2,6,9,7,0,2, %U A141252 5,4,7,1,0,0,1,2,2,5,9,1,9,4,0,2,8,3,6,6,6,3,4,8,8,1,2,5,3,1,5 %N A141252 Decimal expansion of number c satisfying c*log(c)=1/2+c. %D A141252 Michel Goemans and Jon Kleinberg, An improved approximation ratio for the minimum latency problem, Proc. 7th ACM-SIAM Symposium on Discrete Algorithms, 1996, pp. 152-158. %F A141252 Equals exp(LambertW(1/(2e))+1). %e A141252 3.1809660866389432106835864035475750051608787493965754320539648... %t A141252 RealDigits[ Exp[1 + ProductLog[1/(2*E)]], 10, 99] // First (* _Jean-François Alcover_, Feb 19 2013 *) %Y A141252 Cf. A141251. %K A141252 nonn,cons %O A141252 1,1 %A A141252 _David Applegate_ and _N. J. A. Sloane_, Sep 04 2008