cosh(sec(x)*arcsin(x))=1+1/2!*x^2+17/4!*x^4+505/6!*x^6+25153/8!*x^8...
A012792
cosh(sec(x)*arcsin(x))=1+1/2!*x^2+17/4!*x^4+505/6!*x^6+25153/8!*x^8...
Terms
- a(0) =1a(1) =1a(2) =17a(3) =505a(4) =25153a(5) =1945265a(6) =217998673a(7) =33522871785
External references
- oeis: A012792