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 A081165 #13 May 19 2024 03:17:17 %S A081165 1,1,2,3,3,5,5,5,7,11,13,89,131,479,479,1879,2153,3167,4463 %N A081165 Largest prime factor of A060114. %F A081165 a(n) = A006530(A060114(n)). %Y A081165 Cf. A006530, A060114, A081164, A081166. %K A081165 nonn,more %O A081165 0,3 %A A081165 _Antti Karttunen_ and _Wouter Meeussen_, Mar 10 2003