A019858 - OEIS

%I #15 Aug 21 2023 11:53:41

%S 7,5,4,7,0,9,5,8,0,2,2,2,7,7,1,9,9,7,9,4,2,9,8,4,2,1,9,5,6,1,0,1,5,5,

%T 5,8,0,4,8,5,3,7,9,7,4,6,4,4,8,9,7,4,3,6,0,4,1,3,2,2,6,8,8,3,4,9,6,1,

%U 8,4,0,1,7,2,8,5,9,5,3,1,6,7,5,3,0,6,4,3,8,3,0,4,6,9,2,4,7,4,0

%N Decimal expansion of sine of 49 degrees.

%C An algebraic number of degree 48 and denominator 2. - _Charles R Greathouse IV_, Nov 05 2017

%H Ivan Panchenko, <a href="/A019858/b019858.txt">Table of n, a(n) for n = 0..1000</a>

%H <a href="/index/Al#algebraic_48">Index entries for algebraic numbers, degree 48</a>

%F Equals A019851 * A019892 + A019816 * A019857. - _R. J. Mathar_, Jan 27 2021

%o (PARI) sin(49/180*Pi) \\ _Charles R Greathouse IV_, Nov 05 2017

%K nonn,cons

%O 0,1

%A _N. J. A. Sloane_