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 A147970 #13 Apr 06 2012 18:29:59 %S A147970 2,7,23,71,311,479,1559,5711,10559,18191,31391,366791,3818929,9257329, %T A147970 22000801,36415991,48473881,120293879,131486759,2929911599,7979490791, %U A147970 23616331489,89206899239,121560956039,196265095009,513928659191,5528920734431,8402847753431,70864718555231 %N A147970 Primes corresponding to the records in the sequence of smallest positive quadratic nonresidues (A053760). %F A147970 Prime p=A000040(n) is in this sequence iff A053760(k) < A053760(n) for every k<n. a(n)=A000040(A147971(n)) %Y A147970 Cf. A000229, A002223, A002224, A045535, A053760, A133435, A147969, A147971. %K A147970 nonn %O A147970 1,1 %A A147970 _Max Alekseyev_, Nov 18 2008 %E A147970 a(20)-a(29) from _Charles R Greathouse IV_, Apr 06 2012