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 A058125 #2 Mar 30 2012 18:51:28 %S A058125 0,1,1,387420489, %T A058125 3121748550315992231381597229793166305748598142664971150859156959625371738819765620120306103063491971159826931121406622895447975679288285306290176 %N A058125 n^(n^n)/(n^n)^n with 0^0=1. %F A058125 a(n) =n^(n^n-n^2) =n^A058126(n) =A002488(n)/A002489(n) %e A058125 a(2)=2^4/4^2=16/16=1. a(3)=3^27/27^3=7625597484987/19683=387420489. %Y A058125 Cf. A002488, A002489, A058124, A058126. %K A058125 nonn %O A058125 0,4 %A A058125 _Henry Bottomley_, Nov 10 2000