cosh(arctan(x)*arcsin(x))=1+12/4!*x^4-120/6!*x^6+11088/8!*x^8...

A012441

cosh(arctan(x)*arcsin(x))=1+12/4!*x^4-120/6!*x^6+11088/8!*x^8...

Terms

    a(0) =1a(1) =0a(2) =12a(3) =-120a(4) =11088a(5) =-559680a(6) =96647232a(7) =-11918734464

External references