A019841 Decimal expansion of sine of 32 degrees.

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

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Comments

This sequence is also the decimal expansion of the cosine of 58 degrees. - Mohammad K. Azarian, Jun 29 2013

An algebraic number of degree 24 and denominator 2. - Charles R Greathouse IV, Aug 27 2017

Examples

			0.52991926...
		

Links

• Ivan Panchenko, Table of n, a(n) for n = 0..1000
• Index entries for algebraic numbers, degree 24

Programs

Mathematica

RealDigits[Sin[32 Degree],10,120][[1]] (* Harvey P. Dale, Mar 16 2019 *)

PARI

sin(8*Pi/45) \\ Charles R Greathouse IV, Aug 27 2017

Formula

Equals 2*A019825*A019883. - R. J. Mathar, Jan 17 2021