Denominators of Maclaurin series coefficients for 2*cos(x/sqrt(3) + arctan(-sqrt(3))) = cos(x/sqrt(3)) + sqrt(3)*sin(x/sqrt(3)).

A059944

Denominators of Maclaurin series coefficients for 2*cos(x/sqrt(3) + arctan(-sqrt(3))) = cos(x/sqrt(3)) + sqrt(3)*sin(x/sqrt(3)).

Terms

    a(0) =1a(1) =1a(2) =6a(3) =18a(4) =216a(5) =1080a(6) =19440a(7) =136080a(8) =3265920a(9) =29393280a(10) =881798400a(11) =9699782400a(12) =349192166400

External references