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 A138126 #6 Mar 30 2012 17:33:53 %S A138126 2,14,84,86,471,481,3570,28674,28743,29448,29457,37293,37299,239128, %T A138126 239793,239800,239852,239864,245780,245859,246469,246541,305733, %U A138126 311548,311615,312235,2108429,2114208,2114772,2629825 %N A138126 Indices among the primes of the primes in A020461. %C A138126 Indices of A054356 (The Five Hysterical Girls Theorem) are members of this sequence (See A138132). %e A138126 a(5)=471 because A020461(5)=3343 and A000040(471)=3343, the 471st prime number. %Y A138126 Cf. A000040, A020461, A054356, A138132. %K A138126 easy,nonn,less %O A138126 1,1 %A A138126 _Omar E. Pol_, Mar 25 2008