A019823 Decimal expansion of sine of 14 degrees.

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

Offset

0,1

Comments

An algebraic number of degree 12 with minimal polynomial 4096*x^12 - 12288*x^10 + 512*x^9 + 13824*x^8 - 1152*x^7 - 7168*x^6 + 864*x^5 + 1680*x^4 - 248*x^3 - 144*x^2 + 24*x + 1. - Charles R Greathouse IV, Dec 06 2016

Links

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

Index entries for algebraic numbers, degree 12

Formula

Equals 2*A019816*A019892. - R. J. Mathar, Jan 17 2021

Example

0.241921895...

Mathematica

RealDigits[Sin[14 Degree], 10, 120][[1]] (* Harvey P. Dale, Dec 24 2020 *)

Prog

(PARI) sin(7*Pi/90) \\ Charles R Greathouse IV, Dec 06 2016

Crossrefs

Sequence in context: A204135 A077387 A057551 * A338789 A174135 A182903

Adjacent sequences: A019820 A019821 A019822 * A019824 A019825 A019826

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved