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 A102165 #12 Aug 15 2021 09:03:03 %S A102165 2,7,31,941,7112507,12796921,3517479344831,1899587921740207, %T A102165 57354010293760755391,35721164922760679029463000239097478253, %U A102165 7147924589973841766823293744823574255243111 %N A102165 Iccanobirt primes (15 of 15): Prime numbers in A102125. %C A102165 Next term is too large to include. %F A102165 a(n) = A102125(A102145(n)). %Y A102165 Cf. A000040, A102125, A102145, A102151-A102164. %K A102165 nonn,base,less %O A102165 1,1 %A A102165 _Jonathan Vos Post_ and _Ray Chandler_, Dec 31 2004 %E A102165 Offset changed to 1 by _Jinyuan Wang_, Aug 14 2021