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

A186249

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

Terms

    a(0) =1a(1) =1a(2) =11a(3) =256a(4) =10541a(5) =672136a(6) =61001951a(7) =7445096296

External references