sinh(sin(arcsinh(x))) = x-1/3!*x^3+1/5!*x^5+111/7!*x^7-9407/9!*x^9...

A012039

sinh(sin(arcsinh(x))) = x-1/3!*x^3+1/5!*x^5+111/7!*x^7-9407/9!*x^9...

Terms

    a(0) =1a(1) =-1a(2) =1a(3) =111a(4) =-9407a(5) =957791a(6) =-131065791a(7) =23876150351

External references