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 A055893 #5 Mar 30 2012 17:37:11 %S A055893 1,1,2,1,1,2,1,3,1,3,1,2,2,1,2,1,4,4,3,1,4,1,3,4,3,2,1,2,1,5,5,8,3,3, %T A055893 1,4,1,4,8,6,5,4,2,1,3,1,6,8,11,8,7,3,3,1,4,1,5,10,11,10,7,5,3,2,1,2, %U A055893 1,7,13,19,13,17,7,8,4,3,1,6,1,6,14,18,18,14,11,7,5,3,2,1,2,1,8,16,26 %N A055893 Inverse Moebius transform of partition triangle A008284. %H A055893 N. J. A. Sloane, <a href="/transforms.txt">Transforms</a> %e A055893 1; 1,2; 1,1,2; 1,3,1,3; 1,2,2,1,2; ... %Y A055893 Row sums give A047968. Cf. A055892. %K A055893 nonn,tabl %O A055893 1,3 %A A055893 _Christian G. Bower_, Jun 09 2000