%I
%S 431,255583,35570638,91171007,2486784401,29023111918,
%T 22856131408177,1852951469375105,1350851394985294310,
%U 12157664947056928801,984770900976342015089,8862938117851348434466,6461081889221243795253265,523347633027349958757558113
%N Squarefree numbers arising in A024110.
%H Harry J. Smith, <a href="/A063463/b063463.txt">Table of n, a(n) for n = 0..40</a>
%o (PARI) for(n=1,30, if(issquarefree(9^nn^9),print1(9^nn^9, ", ")))
%o (PARI) { n=1; for (m=1, 10^9, if (issquarefree(a=9^m  m^9), write("b063463.txt", n++, " ", a); if (n==40, break)) ) } \\ _Harry J. Smith_, Aug 22 2009
%Y Cf. A024110.
%K easy,sign
%O 0,1
%A _Jason Earls_, Jul 26 2001
