cos(arcsin(x)*sin(x))=1-12/4!*x^4-560/8!*x^8-120960/10!*x^10...

A012332

cos(arcsin(x)*sin(x))=1-12/4!*x^4-560/8!*x^8-120960/10!*x^10...

Terms

    a(0) =1a(1) =0a(2) =-12a(3) =0a(4) =-560a(5) =-120960a(6) =-8243136a(7) =-1217216000a(8) =-240101205760

External references