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 A106360 #5 May 01 2014 04:57:55 %S A106360 1,0,2,9,14,33,92,189,411,926,2016,4219,8935,18805,38808,79928,163963, %T A106360 332676,672036,1352412,2705019,5385960,10684650,21105565,41533076, %U A106360 81467400,159263257,310372453,603149241,1168863180,2259230907 %N A106360 Number of compositions of n with exactly 4 adjacent equal parts. %H A106360 A. Knopfmacher and H. Prodinger, <a href="http://www.sciencedirect.com/science/article/pii/S0195669898902165">On Carlitz compositions</a>, European Journal of Combinatorics, Vol. 19, 1998, pp. 579-589. %Y A106360 Column 4 of A106356. Cf. A003242. %K A106360 nonn %O A106360 5,3 %A A106360 _Christian G. Bower_, Apr 29 2005 %E A106360 Replaced broken link, _Vaclav Kotesovec_, May 01 2014