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 A022829 #4 Mar 30 2012 18:55:51 %S A022829 1,1,2,3,5,6,8,10,13,15,18,19,23,27,31,32,37,42,45,49,54,56,63,64,71, %T A022829 77,84,88,95,99,101,108,118,122,131,134,138,148,157,159,171,176,183, %U A022829 189,202,207,210,214,223,237,247,250,270,277,284,289,299,306 %N A022829 a(n) = a([ .5 + n/2 ]) + a([ .5 + n/3 ]) + ... + a([ .5 + n/n ]). %K A022829 nonn %O A022829 0,3 %A A022829 _Clark Kimberling_