OFFSET
1,2
LINKS
Ivan Panchenko, Table of n, a(n) for n = 1..1000
MATHEMATICA
RealDigits[Sqrt[Sqrt[15]], 10, 120][[1]] (* Harvey P. Dale, Oct 07 2012 *)
PROG
(PARI) sqrtn(15, 4) \\ Charles R Greathouse IV, Apr 15 2014
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
STATUS
approved