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 A135579 #2 Mar 30 2012 17:26:26 %S A135579 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,22,23,24,25,26,27, %T A135579 30,31,32,34,35,36,41,43,46,54,55,58,59,64,86,87,91,96,102,103,111, %U A135579 118,119,128,130,147,151,167,223,335,1391,1455,1607,1679,1775,1991,25887 %N A135579 Not the sum of three distinct perfect powers > 1. %C A135579 Presumably the sequence is finite. %Y A135579 Cf. A113505. %K A135579 nonn %O A135579 1,2 %A A135579 _Zak Seidov_, Feb 24 2008