A019820 Decimal expansion of sine of 11 degrees.

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

Offset

0,2

Comments

An algebraic number of degree 48 and denominator 2. - Charles R Greathouse IV, Aug 27 2017

Links

Ivan Panchenko, Table of n, a(n) for n = 0..1000

Index entries for algebraic numbers, degree 48.

Formula

Equals A019819 * A019898 + A019810 * A019889. - R. J. Mathar, Jan 27 2021

Mathematica

RealDigits[Sin[11*Pi/180], 10, 99][[1]] (* Stefano Spezia, Feb 09 2025 *)

Prog

(PARI) sin(11*Pi/180) \\ Charles R Greathouse IV, Aug 27 2017

Crossrefs

Cf. A019810, A019819, A019889, A019898.

Sequence in context: A397195 A202955 A394701 * A019985 A242711 A178229

Adjacent sequences: A019817 A019818 A019819 * A019821 A019822 A019823

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved