A019885 Decimal expansion of sine of 76 degrees.

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

Offset

0,1

Comments

Equals sin(19*Pi/45). - Wesley Ivan Hurt, Sep 01 2014

An algebraic number of degree 24 and denominator 2. - Charles R Greathouse IV, Nov 06 2017

Links

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

Index entries for algebraic numbers, degree 24

Formula

Equals 2*A019847*A019861. - R. J. Mathar, Jan 17 2021

Minimal polynomial 16777216*x^24 -100663296*x^22 +264241152*x^20 -398196736*x^18 +379846656*x^16 -238436352*x^14 +99147776*x^12 -26797056*x^10 +4485888*x^8 -423872*x^6 +18912*x^4 -288*x^2+1. - R. J. Mathar, Jun 03 2026

Example

0.970295726275996472306377874033990377632260852443082915656588...

Maple

Digits:=100: evalf(sin(19*Pi/45)); # Wesley Ivan Hurt, Sep 01 2014

Mathematica

RealDigits[Sin[76 Degree], 10, 120][[1]] (* Harvey P. Dale, Dec 29 2013 *)

Prog

(PARI) sin(19/45*Pi) \\ Charles R Greathouse IV, Nov 06 2017

Crossrefs

Sequence in context: A380701 A256687 A086819 * A199078 A194098 A145422

Adjacent sequences: A019882 A019883 A019884 * A019886 A019887 A019888

Keyword

nonn,cons,changed

Author

N. J. A. Sloane

Status

approved