%I #22 Dec 27 2021 22:02:24
%S 1,1,0,2,1,8,6,0,2,9,6,8,7,8,5,0,3,5,2,8,5,7,9,9,7,1,1,1,0,6,5,8,2,1,
%T 7,9,1,6,2,1,9,8,9,3,2,3,6,3,4,3,6,7,8,0,3,2,7,8,7,9,3,5,8,3,4,3,5,4,
%U 8,3,7,5,8,1,8,4,9,5,3,8,8,3,2,4,5,0,2,3,4,5,1,5,3,9,7,0,2,4,3
%N Decimal expansion of 20th root of 7.
%H Vincenzo Librandi, <a href="/A011244/b011244.txt">Table of n, a(n) for n = 1..1000</a> (corrected by Sean A. Irvine, Apr 20 2019)
%t RealDigits[N[7^(1/20),200]][[1]] (* _Vladimir Joseph Stephan Orlovsky_, Jan 25 2012 *)
%o (PARI) sqrtn(7,20) \\ _Charles R Greathouse IV_, Apr 15 2014
%K nonn,cons
%O 1,4
%A _N. J. A. Sloane_