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 A094176 #12 Aug 02 2014 06:17:48 %S A094176 0,0,0,1,2,5,15,43,127,383,1143,3423,10264,30785 %N A094176 (A047926(n)-A091588(n))/2. %C A094176 A091588 remains mysterious, but A047926 is reasonably close to it. %H A094176 F. J. van de Bult, D. C. Gijswijt, J. P. Linderman, N. J. A. Sloane and Allan Wilks, <a href="http://www.cs.uwaterloo.ca/journals/JIS/VOL10/Sloane/sloane55.html">A Slow-Growing Sequence Defined by an Unusual Recurrence</a>, J. Integer Sequences, Vol. 10 (2007), #07.1.2. %H A094176 F. J. van de Bult, D. C. Gijswijt, J. P. Linderman, N. J. A. Sloane and Allan Wilks, A Slow-Growing Sequence Defined by an Unusual Recurrence [<a href="http://neilsloane.com/doc/gijs.pdf">pdf</a>, <a href="http://neilsloane.com/doc/gijs.ps">ps</a>]. %H A094176 <a href="/index/Ge#Gijswijt">Index entries for sequences related to Gijswijt's sequence</a> %Y A094176 Cf. A090822, A047926, A091588. %K A094176 nonn %O A094176 0,5 %A A094176 _N. J. A. Sloane_, Jun 01 2004