OFFSET
1,2
COMMENTS
The 6th root r(6) of the expected value E(x^6) for a normal distribution with zero mean and standard deviation 1. See A289090 for more details. - Stanislav Sykora, Jul 26 2017
LINKS
Ivan Panchenko, Table of n, a(n) for n = 1..1000
MATHEMATICA
RealDigits[Power[15, (6)^-1], 10, 120][[1]] (* Harvey P. Dale, Apr 09 2011 *)
PROG
(PARI) sqrtn(15, 6) \\ Michel Marcus, Jul 27 2017
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
STATUS
approved