arctan(arcsin(tan(x)))=x+1/3!*x^3+9/5!*x^5+393/7!*x^7+33009/9!*x^9...
A012078
arctan(arcsin(tan(x)))=x+1/3!*x^3+9/5!*x^5+393/7!*x^7+33009/9!*x^9...
Terms
- a(0) =1a(1) =1a(2) =9a(3) =393a(4) =33009a(5) =4410033a(6) =872617017a(7) =240500373753
External references
- oeis: A012078