E.g.f. satisfies: A(x) = exp( x * Integral A(x) dx ).

A274738

E.g.f. satisfies: A(x) = exp( x * Integral A(x) dx ).

Terms

    a(0) =1a(1) =2a(2) =20a(3) =480a(4) =21200a(5) =1495040a(6) =154090560a(7) =21851648000

External references