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 A175482 #2 Mar 30 2012 17:26:34 %S A175482 3,3,7,5,3,7,3,5,3,13,3,11,7,3,11,5,3,7,19,5,3,7,5,17,3,11,13,5,3,7, %T A175482 19,3,17,3,5,3,7,11,3,3,11,19,17,7,3,13,5,7,23,17,3,3,11,7,3,13,5,29, %U A175482 5,7,13,5,3,3,31,19,23,3,11,5,3,3,13,7,19,3,37,23,5,7,11,5,17,7,5,13,3,3,31 %N A175482 a(n) = lesser prime factor of A175461(n). %Y A175482 Cf. A175461, A175483. %K A175482 nonn %O A175482 1,1 %A A175482 _Zak Seidov_, May 27 2010