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

0,1

Comments

An algebraic number of degree 24 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 24

Formula

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

Example

0.8290375725550416920063368415016420263290702121656...

Mathematica

First[RealDigits[Sin[56 Degree], 10, 100]] (* Paolo Xausa, Nov 15 2025 *)

Prog

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

Crossrefs

Sequence in context: A306617 A278261 A296301 * A198993 A307565 A119523

Adjacent sequences: A019862 A019863 A019864 * A019866 A019867 A019868

Keyword

nonn,cons,easy

Author

N. J. A. Sloane

Status

approved