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

(PARI) sin(61/180*Pi) \\ Charles R Greathouse IV, Nov 05 2017

Sequence in context: A169885 A070482 A070702 * A019903 A327340 A167222

Adjacent sequences: A019867 A019868 A019869 * A019871 A019872 A019873

nonn,cons

N. J. A. Sloane.

approved