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 A130023 #13 Jul 09 2025 12:51:58 %S A130023 2351,1981891,229030451631542624193448579, %T A130023 232492485134052830921839055027210678729416149361457369596534215144061 %N A130023 Primes in A128823. %H A130023 Amiram Eldar, <a href="/A130023/b130023.txt">Table of n, a(n) for n = 1..5</a> %e A130023 a(1) = A128823(3) = 2351 is a prime. %Y A130023 Intersection of A000040 and A128823. %K A130023 nonn %O A130023 1,1 %A A130023 _Parthasarathy Nambi_, Jul 31 2007 %E A130023 a(4) from _Amiram Eldar_, Jul 09 2025