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 A171755 #3 Mar 30 2012 17:30:00 %S A171755 1,8,128,36,216,1296,900,2147483648,7776,46656,27000,44100,10077696, %T A171755 60466176,810000,170141183460469231731687303715884105728,362797056, %U A171755 2176782336,5832000,24300000,1587600,2822400,9261000,2821109907456 %N A171755 Least positive integer k where k is a perfect power and the number of divisors of k = A001597(n). %C A171755 a(n) is the least member of A001597 such that A000005(a(n)) = A001597(n). %H A171755 Ray Chandler, <a href="/A171755/b171755.txt">Table of n, a(n) for n=1..113</a> %Y A171755 Cf. A175050, A175051. %K A171755 nonn %O A171755 1,2 %A A171755 _Ray Chandler_, Dec 17 2009