OFFSET
0,1
COMMENTS
An algebraic number of degree 12 and denominator 2. - Charles R Greathouse IV, Nov 06 2017
LINKS
FORMULA
Equals cos(5*Pi/36) = 2F1(17/24,7/24;1/2;3/4) / 2. - R. J. Mathar, Oct 27 2008
MATHEMATICA
RealDigits[Sin[65 Degree], 10, 120][[1]] (* Harvey P. Dale, Oct 29 2020 *)
PROG
(PARI) sin(13/36*Pi) \\ Charles R Greathouse IV, Nov 06 2017
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
STATUS
approved