A019850 - OEIS

%I #20 Aug 21 2023 11:53:40

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

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

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

%N Decimal expansion of sine of 41 degrees.

%C This sequence is also decimal expansion of cosine of 49 degrees. - _Mohammad K. Azarian_, Jun 29 2013

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

%H Ivan Panchenko, <a href="/A019850/b019850.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>

%o (PARI) sin(41/180*Pi) \\ _Charles R Greathouse IV_, Nov 05 2017

%K nonn,cons

%O 0,1

%A _N. J. A. Sloane_.