cosh(arcsin(arctanh(x)))=1+1/2!*x^2+13/4!*x^4+469/6!*x^6+33433/8!*x^8...
A012143
cosh(arcsin(arctanh(x)))=1+1/2!*x^2+13/4!*x^4+469/6!*x^6+33433/8!*x^8...
Terms
- a(0) =1a(1) =1a(2) =13a(3) =469a(4) =33433a(5) =3984681a(6) =718210725a(7) =183013440765
External references
- oeis: A012143