arctan(sin(tanh(x)))=x-5/3!*x^3+121/5!*x^5-7013/7!*x^7+752785/9!*x^9...
A012046
arctan(sin(tanh(x)))=x-5/3!*x^3+121/5!*x^5-7013/7!*x^7+752785/9!*x^9...
Terms
- a(0) =1a(1) =-5a(2) =121a(3) =-7013a(4) =752785a(5) =-129763589a(6) =32812992265
External references
- oeis: A012046