arcsin(tan(tan(x)))=x+5/3!*x^3+121/5!*x^5+7013/7!*x^7+760465/9!*x^9...
A012151
arcsin(tan(tan(x)))=x+5/3!*x^3+121/5!*x^5+7013/7!*x^7+760465/9!*x^9...
Terms
- a(0) =1a(1) =5a(2) =121a(3) =7013a(4) =760465a(5) =134832389a(6) =35777541385
External references
- oeis: A012151