A019858 Decimal expansion of sine of 49 degrees.

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, 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, 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

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Comments

An algebraic number of degree 48 and denominator 2. - Charles R Greathouse IV, Nov 05 2017

Links

• Ivan Panchenko, Table of n, a(n) for n = 0..1000
• Index entries for algebraic numbers, degree 48

Programs

PARI

sin(49/180*Pi) \\ Charles R Greathouse IV, Nov 05 2017

Formula

Equals A019851 * A019892 + A019816 * A019857. - R. J. Mathar, Jan 27 2021