Expansion of e.g.f. arcsinh(x)*arctanh(x) (even powers only).

A296463

Expansion of e.g.f. arcsinh(x)*arctanh(x) (even powers only).

Terms

    a(0) =0a(1) =2a(2) =4a(3) =158a(4) =3624a(5) =427482a(6) =29665260a(7) =6948032310a(8) =991515848400

External references