O.g.f. A(x) satisfies: [x^n] exp(x*A(x)) = [x^n] A(x) / n!.
A131310
O.g.f. A(x) satisfies: [x^n] exp(x*A(x)) = [x^n] A(x) / n!.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =25a(4) =697a(5) =87261a(6) =63362851a(7) =319794398533
External references
- oeis: A131310
A131310
O.g.f. A(x) satisfies: [x^n] exp(x*A(x)) = [x^n] A(x) / n!.