cos(sin(arcsinh(x)))=1-1/2!*x^2+9/4!*x^4-201/6!*x^6+8753/8!*x^8...
A012038
cos(sin(arcsinh(x)))=1-1/2!*x^2+9/4!*x^4-201/6!*x^6+8753/8!*x^8...
Terms
- a(0) =1a(1) =-1a(2) =9a(3) =-201a(4) =8753a(5) =-634481a(6) =69292281a(7) =-10655767929
External references
- oeis: A012038