Expansion of e.g.f. sinh(tanh(x)*tan(x))/2 in odd powers of x^2.
A009617
Expansion of e.g.f. sinh(tanh(x)*tan(x))/2 in odd powers of x^2.
Terms
- a(0) =1a(1) =116a(2) =202576a(3) =1557978176
External references
- oeis: A009617
A009617
Expansion of e.g.f. sinh(tanh(x)*tan(x))/2 in odd powers of x^2.