OFFSET
1,4
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..5000
MATHEMATICA
RealDigits[N[8^(1/20), 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jan 25 2012 *)
PROG
(PARI) sqrtn(8, 20) \\ Charles R Greathouse IV, Apr 15 2014
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
STATUS
approved