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 A083759 #8 Oct 20 2020 11:52:33 %S A083759 2,23,2311,23117,2311741,231174131,23117413117,23117413117163, %T A083759 2311741311716323,231174131171632379,231174131171632379197, %U A083759 231174131171632379197241,23117413117163237919724129 %N A083759 Primes arising in A083758. %Y A083759 Cf. A083758, A338072. %K A083759 base,nonn %O A083759 1,1 %A A083759 _Amarnath Murthy_ and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 06 2003 %E A083759 More terms from _Sean A. Irvine_, Dec 15 2009