(PARI){a(n)=n!*polceoff(serreverse(x-x*asinh(x+x*O(x^n))),n)}
对于(n=1,25,print1(a(n),“,”)
(PARI){Dx(n,F)=局部(D=F);对于(i=1,n,D=导数(D));D}
{a(n)=局部(a=x);a=x+和(m=1,n,Dx(m-1,x^m*asinh(x+x*O(x^n))^m/m!);n!*polcoeff(a,n)}
对于(n=1,25,打印1(a(n),“,”)
(PARI){Dx(n,F)=局部(D=F);对于(i=1,n,D=导数(D));D}
{a(n)=局部(a=x+x^2+x*O(x^n))
对于(n=1,25,打印1(a(n),“,”)