OFFSET
1,1
FORMULA
Equals 3*A197515. - R. J. Mathar, Oct 18 2011
EXAMPLE
4.504574941367287652051841788658834471409543359217023376915498327810090...
MAPLE
fsolve(cos(Pi*x/3)-cos(x/3)^2, x=1..5) ; # R. J. Mathar, Oct 18 2011
PROG
(PARI) solve(x=4, 5, cos(Pi/3*x)-cos(x/3)^2) \\ Charles R Greathouse IV, Oct 18 2011
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Oct 16 2011
EXTENSIONS
Corrected by Charles R Greathouse IV, Oct 18 2011
STATUS
approved