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 A078688 #10 Nov 21 2013 12:47:56 %S A078688 1,3,1,1,11,1,1,19,1,1,27,1,1,35,1,1,43,1,1,51,1,1,59,1,1,67,1,1,75,1, %T A078688 1,83,1,1,91,1,1,99,1,1,107,1,1,115,1,1,123,1,1,131,1,1,139,1,1,147,1, %U A078688 1,155,1,1,163,1,1,171,1,1,179,1,1,187 %N A078688 Continued fraction expansion of e^(1/4). %H A078688 G. Xiao, <a href="http://wims.unice.fr/~wims/en_tool~number~contfrac.en.html">Contfrac</a> %H A078688 K. Matthews, <a href="http://www.numbertheory.org/php/davison.html">Finding the continued fraction of e^(l/m)</a> %F A078688 a(4k+2) = 8k+3, otherwise a(i) = 1. %F A078688 G.f.: (6x^4+2x)/(1-x^3)^2+1/(1-x). - _Ralf Stephan_, Mar 13 2003 %t A078688 ContinuedFraction[E^(1/4),80] (* _Harvey P. Dale_, Nov 19 2011 *) %Y A078688 Cf. A017101, A058281. %K A078688 cofr,nonn %O A078688 0,2 %A A078688 _Benoit Cloitre_, Dec 17 2002