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 A361333 #19 Mar 20 2023 08:59:46 %S A361333 2,3,6,23,161,1771,23023,391391,7436429,171037867,4960098143 %N A361333 Index of prime(n) in A351495. %H A361333 Rémy Sigrist, <a href="/A361333/a361333.txt">C++ program</a> %o A361333 (C++) See Links section. %Y A361333 Cf. A351495, A361332. %K A361333 nonn,more %O A361333 1,1 %A A361333 _Scott R. Shannon_ and _N. J. A. Sloane_, Mar 19 2023 %E A361333 a(9)-a(11) from _Rémy Sigrist_, Mar 20 2023