Expansion of e.g.f. exp(x^2 / (2 * (1 - x))) / (1 - x).

A373770

Expansion of e.g.f. exp(x^2 / (2 * (1 - x))) / (1 - x).

Terms

    a(0) =1a(1) =1a(2) =3a(3) =12a(4) =63a(5) =405a(6) =3075a(7) =26880a(8) =265545a(9) =2922885a(10) =35447895a(11) =469396620a(12) =6736095135a(13) =104102463465

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