OFFSET
0,1
COMMENTS
An algebraic number of degree 8 and denominator 2. - Charles R Greathouse IV, Nov 06 2017
LINKS
Ivan Panchenko, Table of n, a(n) for n = 0..1000
Wikipedia, Exact trigonometric constants
FORMULA
MATHEMATICA
RealDigits[Sin[63 Degree], 10, 120][[1]] (* Harvey P. Dale, Oct 31 2018 *)
PROG
(PARI) sin(31/60*Pi) \\ Charles R Greathouse IV, Nov 06 2017
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
STATUS
approved