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 A129201 #2 Mar 30 2012 17:22:46 %S A129201 2,3,5,11,13,41,53,83,131,269,109,467,421,1907,1607,2543,1559,5443, %T A129201 5711,8867,21319,15401,8941,20747,68903,136223,107119,65129,13381, %U A129201 52361,31391 %N A129201 Smallest prime p such that there are n consecutive quadratic nonresidues mod p. %C A129201 Additional terms less than 10^6: a(32)=998423, a(33)=661049, a(35)=298483, a(36)=365509, a(40)=300301, a(42)=366791 and a(46)=644869. %Y A129201 Cf. A002308, A097159. %K A129201 nonn %O A129201 0,1 %A A129201 _T. D. Noe_, Apr 03 2007