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 A028232 #13 Jan 03 2016 02:52:22
%S A028232 3,3,9,2,2,4,6,2,1,1,3,1,18,1,6,1,2,1,1,4,1,42,6,1,4,2,3,1,2,6,1,3,4,
%T A028232 1,8,1,4,1,2,2,7,1,4,1,1,3,3,1,3,1,1,7,6,1,5,10,2,2,1,8,1,2,16,24,1,6,
%U A028232 1,8,1,1,5,1,1,1,1,1,2,1,1
%N A028232 Continued fraction expansion for log_2(10).
%H A028232 Harry J. Smith, <a href="/A028232/b028232.txt">Table of n, a(n) for n = 1..20000</a>
%e A028232 0.3010299956... = 0 + 1/(3 + 1/(3 + 1/(9 + 1/(2 + ...)))).
%t A028232 ContinuedFraction[Log[2,10],80] (* _Harvey P. Dale_, Apr 17 2012 *)
%o A028232 (PARI) { allocatemem(932245000); default(realprecision, 21000); x=contfrac(log(2)/log(10)); for (n=1, 20000, write("b028232.txt", n, " ", x[n+1])); } \\ _Harry J. Smith_, Apr 15 2009
%K A028232 nonn,cofr
%O A028232 1,1
%A A028232 _N. J. A. Sloane_
%E A028232 Added an allocatemem statement to my PARI program. - _Harry J. Smith_, Apr 18 2009