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 A053094 #1 May 08 2000 03:00:00 %S A053094 2,2,3,3,17,23,23,23,71,47,47,47,47,47,47,47,47,47,359,503,853,503, %T A053094 853,853,853,1399,1399,853,2087,2087,2087,2087,2087,2087,2087,2087, %U A053094 2087,2087,2087,2087,2087,2087,2087,2087,2087,2087,2087,2087,2087,2087 %N A053094 Primes found after n iterations in A053093. %e A053094 a(5)=17 because beginning with 104, the prime 17 is found after 5 iterations %K A053094 nonn %O A053094 1,1 %A A053094 Enoch Haga Feb 28 2000