E.g.f.: -arcsin(log(x+1)-arctanh(x)) (even powers only).

A013295

E.g.f.: -arcsin(log(x+1)-arctanh(x)) (even powers only).

Terms

    a(0) =0a(1) =1a(2) =6a(3) =135a(4) =6300a(5) =503685a(6) =61434450a(7) =10620124515

External references