Expansion of (1-exp(x))/(1+x^2-exp(x))=sum(n>=0, a(n)*x^n/n!^2).

A191594

Expansion of (1-exp(x))/(1+x^2-exp(x))=sum(n>=0, a(n)*x^n/n!^2).

Terms

    a(0) =1a(1) =1a(2) =2a(3) =3a(4) =-48a(5) =-1220a(6) =-19440a(7) =-69720a(8) =14407680a(9) =953539776a(10) =35565868800a(11) =-210727440000

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