cosh(sinh(x)*arctan(x))=1+12/4!*x^4-120/6!*x^6+8400/8!*x^8...
A012563
cosh(sinh(x)*arctan(x))=1+12/4!*x^4-120/6!*x^6+8400/8!*x^8...
Terms
- a(0) =1a(1) =0a(2) =12a(3) =-120a(4) =8400a(5) =-600000a(6) =73313856a(7) =-12123226752
External references
- oeis: A012563