%I #23 Aug 21 2023 11:27:42
%S 0,8,7,1,5,5,7,4,2,7,4,7,6,5,8,1,7,3,5,5,8,0,6,4,2,7,0,8,3,7,4,7,3,5,
%T 5,1,3,7,7,7,0,1,1,5,6,1,4,9,7,0,2,6,7,2,6,1,3,7,4,3,3,6,7,5,6,8,4,2,
%U 9,8,2,7,4,8,1,6,7,6,3,3,0,5,3,7,4,0,1,2,4,8,2,7,6,9,9,6,3,7,2,1
%N Decimal expansion of sine of 5 degrees.
%C An algebraic number of degree 12 and denominator 2. - _Charles R Greathouse IV_, Aug 27 2017
%H Ivan Panchenko, <a href="/A019814/b019814.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 A019813 * A019898 + A019810 * A019895. - _R. J. Mathar_, Jan 27 2021
%e 0.087155...
%t Join[{0},RealDigits[Sin[5 Degree],10,120][[1]]] (* _Harvey P. Dale_, Jun 06 2018 *)
%o (PARI) sin(Pi/36) \\ _Charles R Greathouse IV_, Aug 27 2017
%Y Cf. A019810, A019813, A019895, A019898.
%K nonn,cons
%O 0,2
%A _N. J. A. Sloane_
%E Zero added in front by _R. J. Mathar_, Feb 05 2009