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 A247827 #5 Sep 27 2014 19:05:06 %S A247827 5,7,5,11,5,13,5,7,11,5,7,5,13,19,5,7,5,23,17,7,13,5,11,5,19,5,7,17,5, %T A247827 29,7,5,11,5,7,31,5,17,7,11,5,13,5,23,19,5,7,17,5,13,37,7,5,11,31,5,7, %U A247827 19,13,5,11,7,5,29,5,13,11,5,7 %N A247827 Least prime factor of A247676. %H A247827 Odimar Fabeny, <a href="/A247827/b247827.txt">Table of n, a(n) for n = 1..10000</a> %Y A247827 Cf. A056608, A247676. %K A247827 nonn,easy %O A247827 1,1 %A A247827 _Odimar Fabeny_, Sep 24 2014