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 A175085 #9 Nov 21 2017 21:34:51 %S A175085 4,9,25,32,36,49,100,121,144,169,196,225,243,289,324,361,400,441,484, %T A175085 512,529,576,676,784,841,900,961,1024,1089,1156,1225,1369,1444,1521, %U A175085 1600,1681,1764,1849,1936,2025,2048,2116,2209,2304,2500,2601,2704,2809,2916,3025,3125,3136,3249,3364,3481,3600,3721,3844,3969,4225 %N A175085 Numbers m such that product of perfect divisors of x = m has no solution. %C A175085 Perfect divisor of n is divisor d such that d^k = n for some k >= 1. %H A175085 Antti Karttunen, <a href="/A175085/b175085.txt">Table of n, a(n) for n = 1..119</a> %Y A175085 Subsequence of A001597 (perfect powers). Complement of A175084. %K A175085 nonn %O A175085 1,1 %A A175085 _Jaroslav Krizek_, Jan 24 2010 %E A175085 More terms from _Antti Karttunen_, Nov 21 2017