arcsinh(tan(x)*arcsin(x))=2/2!*x^2+12/4!*x^4+70/6!*x^6-4200/8!*x^8...
A012381
arcsinh(tan(x)*arcsin(x))=2/2!*x^2+12/4!*x^4+70/6!*x^6-4200/8!*x^8...
Terms
- a(0) =2a(1) =12a(2) =70a(3) =-4200a(4) =-347702a(5) =8053540a(6) =8370022414
External references
- oeis: A012381