Expansion of Sum_{k>=0} k^2 * x^k/(1 + k^2 * x).

A349863

Expansion of Sum_{k>=0} k^2 * x^k/(1 + k^2 * x).

Terms

    a(0) =0a(1) =1a(2) =3a(3) =-6a(4) =-2a(5) =243a(6) =-2031a(7) =3796a(8) =187212a(9) =-3860139a(10) =36467311a(11) =284357502a(12) =-21796446486a(13) =538332144295

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