E.g.f.: sinh(arcsin(tan(x)))=x+4/3!*x^3+76/5!*x^5+3424/7!*x^7+285136/9!*x^9...
A012080
E.g.f.: sinh(arcsin(tan(x)))=x+4/3!*x^3+76/5!*x^5+3424/7!*x^7+285136/9!*x^9...
Terms
- a(0) =1a(1) =4a(2) =76a(3) =3424a(4) =285136a(5) =38302144a(6) =7603381696
External references
- oeis: A012080