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 A285217 #8 Nov 19 2017 17:18:35 %S A285217 1,2,70,106,330,366,370,546,836,1370,1870,2126,2616,4240,4836,4956, %T A285217 9520,10896,11446,14250,15836,16170,18040,18566,26516,28676,37060, %U A285217 40546,40760,46850,52060,57176,67726,74776,78460,90810,98216,108870,115400,115990,123930 %N A285217 Indices of primes in A000712. %H A285217 Vaclav Kotesovec, <a href="/A285217/b285217.txt">Table of n, a(n) for n = 1..69</a> %e A285217 70 is in the sequence because A000712(70) = 7592053897 is prime. %Y A285217 Cf. A000712, A035359, A046063, A265835. %K A285217 nonn %O A285217 1,2 %A A285217 _Vaclav Kotesovec_, Apr 14 2017