A019837 -id:A019837 - cp's OEIS frontend

A019865 Decimal expansion of sine of 56 degrees.

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

Offset: 0

N. J. A. Sloane

An algebraic number of degree 24 and denominator 2. - Charles R Greathouse IV, Nov 05 2017

			0.82903757...

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

sin(14/45*Pi) \\ Charles R Greathouse IV, Nov 05 2017

Equals 2*A019837*A019871. - R. J. Mathar, Jan 17 2021

A019844 Decimal expansion of sine of 35 degrees.

Original entry on oeis.org

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

Offset: 0

N. J. A. Sloane

This sequence is also decimal expansion of cosine of 55 degrees. - Mohammad K. Azarian, Jun 29 2013

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

RealDigits[Sin[35 Degree],10,120][[1]] (* Harvey P. Dale, Mar 26 2013 *)

sin(35*Pi/180) \\ Michel Marcus, Aug 11 2014

Equals A019837 * A019892 + A019816 * A019871 = (1/2)* A019894 + A019814 * A010527. - R. J. Mathar, Jan 27 2021

cp's OEIS Frontend

A019865 Decimal expansion of sine of 56 degrees.

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