E.g.f. A(x) satisfies A(x) = 1 + (1/x) * (exp(x^2*A(x)) - 1).

A392953

E.g.f. A(x) satisfies A(x) = 1 + (1/x) * (exp(x^2*A(x)) - 1).

Terms

    a(0) =1a(1) =1a(2) =2a(3) =9a(4) =60a(5) =500a(6) =5160a(7) =64050a(8) =925680a(9) =15274224a(10) =283681440a(11) =5858178480a(12) =133168432320

External references