arctan(log(cos(x)))=-1/2!*x^2-2/4!*x^4+14/6!*x^6+568/8!*x^8...
A012002
arctan(log(cos(x)))=-1/2!*x^2-2/4!*x^4+14/6!*x^6+568/8!*x^8...
Terms
- a(0) =0a(1) =-1a(2) =-2a(3) =14a(4) =568a(5) =2144a(6) =-1061312a(7) =-65851696a(8) =3745115008
External references
- oeis: A012002