Expansion of sin(x)*cos(tanh(x)).

A009536

Expansion of sin(x)*cos(tanh(x)).

Terms

    a(0) =1a(1) =-4a(2) =56a(3) =-1576a(4) =70912a(5) =-4668544a(6) =423673472a(7) =-50674728448

External references