2n-th derivative of sec(x)^cos(x) at x=0.

A186248

2n-th derivative of sec(x)^cos(x) at x=0.

Terms

    a(0) =1a(1) =1a(2) =-1a(3) =-44a(4) =-211a(5) =9136a(6) =118799a(7) =-9894884a(8) =-368001271a(9) =3949758496

External references