%I #24 Aug 21 2023 11:47:52
%S 5,5,9,1,9,2,9,0,3,4,7,0,7,4,6,8,3,0,1,6,0,4,2,8,1,3,9,9,8,5,9,8,9,2,
%T 8,7,3,0,6,6,2,1,9,4,0,3,9,5,6,6,9,4,2,1,7,9,4,8,6,9,3,5,2,2,4,5,4,0,
%U 2,8,4,7,3,9,7,6,4,2,8,3,9,1,7,7,5,0,8,8,0,5,3,1,0,7,2,6,3,9,6
%N Decimal expansion of sine of 34 degrees.
%C This sequence is also decimal expansion of cosine of 56 degrees. - _Mohammad K. Azarian_, Jun 29 2013
%C An algebraic number of degree 12 and denominator 2. - _Charles R Greathouse IV_, Nov 05 2017
%H Ivan Panchenko, <a href="/A019843/b019843.txt">Table of n, a(n) for n = 0..1000</a>
%H <a href="/index/Al#algebraic_12">Index entries for algebraic numbers, degree 12</a>
%F Equals 2*A019826*A019882. - _R. J. Mathar_, Jan 17 2021
%e 0.55919290...
%t RealDigits[Sin[34 Degree],10,120][[1]] (* _Harvey P. Dale_, Aug 03 2021 *)
%o (PARI) sin(17/90*Pi) \\ _Charles R Greathouse IV_, Nov 05 2017
%K nonn,cons
%O 0,1
%A _N. J. A. Sloane_