cosh(arcsinh(x)*log(x+1))=1+12/4!*x^4-60/5!*x^5+210/6!*x^6...

A012581

cosh(arcsinh(x)*log(x+1))=1+12/4!*x^4-60/5!*x^5+210/6!*x^6...

Terms

    a(0) =1a(1) =0a(2) =0a(3) =0a(4) =12a(5) =-60a(6) =210a(7) =-1260a(8) =14448a(9) =-139104a(10) =1131720a(11) =-11676720a(12) =163234632a(13) =-2192512608a(14) =27259115520a(15) =-393931268640

External references