0,1

An algebraic number of degree 48 and denominator 2. - Charles R Greathouse IV, Nov 05 2017

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

Equals A019851 * A019892 + A019816 * A019857. - R. J. Mathar, Jan 27 2021

(PARI) sin(49/180*Pi) \\ Charles R Greathouse IV, Nov 05 2017

Sequence in context: A112407 A154195 A280870 * A289032 A289005 A225408

Adjacent sequences: A019855 A019856 A019857 * A019859 A019860 A019861

nonn,cons

N. J. A. Sloane.

approved