arcsin(sec(x)*tanh(x))=x+2/3!*x^3+40/5!*x^5+1192/7!*x^7+87680/9!*x^9...
A012834
arcsin(sec(x)*tanh(x))=x+2/3!*x^3+40/5!*x^5+1192/7!*x^7+87680/9!*x^9...
Terms
- a(0) =1a(1) =2a(2) =40a(3) =1192a(4) =87680a(5) =9890432a(6) =1736725120a(7) =424537276672
External references
- oeis: A012834