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 A099223 #11 Jul 14 2014 16:52:55 %S A099223 5,0,0,4,9,4,8,8,8,1,0,5,9,5,3,6,1,0,0,4,0,4,8,6,0,1,6,4,1,2,9,5,2,3, %T A099223 6,3,0,7,0,2,3,6,0,5,1,2,8,1,6,9,7,1,7,6,5,2,5,4,0,4,6,6,0,2,1,9,8,0, %U A099223 2,7,9,4,5,6,1,9,5,9,4,5,0,0,2,3,9,8,9,1,0,2,4,0,6,8,4,4,3,2,1,2,0,5,1,5 %N A099223 Decimal expansion of Li_9(1/2). %F A099223 Li_9(1/2)=sum(k>0, 1/2^k/k^9)=0.5004948881... %t A099223 RealDigits[ N[ PolyLog[9, 1/2], 105]][[1]] (* _Jean-François Alcover_, Nov 07 2012 *) %o A099223 (PARI) polylog(9,1/2) \\ _Charles R Greathouse IV_, Jul 14 2014 %Y A099223 Cf. A076788, A099217, A099218, A099219, A099220, A099221, A099222, A099224. %K A099223 cons,nonn %O A099223 0,1 %A A099223 _Benoit Cloitre_, Oct 06 2004