Expansion of e.g.f. arcsinh(sin(sin(x))), odd powers only.

A012011

Expansion of e.g.f. arcsinh(sin(sin(x))), odd powers only.

Terms

    a(0) =1a(1) =-3a(2) =41a(3) =-1515a(4) =113489a(5) =-14321299a(6) =2716798969a(7) =-721988679547

External references