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 A175086 #2 Mar 30 2012 19:00:23 %S A175086 1,8,16,27,64,81,125,128,216,256,343,625,729 %N A175086 Perfect powers m such that product of perfect divisors of x = m has solution. %C A175086 Perfect divisor of n is divisor d such that d^k = n for some k >= 1. Subsequence of A001597 (perfect powers). See A175068 (product of perfect divisors of n) and A175086 (numbers m such that product of perfect divisors of x = m has no solution). %K A175086 nonn %O A175086 1,2 %A A175086 _Jaroslav Krizek_, Jan 24 2010