E.g.f. A(x) satisfies A(A(A(A(x)))) = x * exp(4*x).
A372736
E.g.f. A(x) satisfies A(A(A(A(x)))) = x * exp(4*x).
Terms
- a(0) =0a(1) =1a(2) =2a(3) =-6a(4) =64a(5) =-1000a(6) =18456a(7) =-323456a(8) =2260672a(9) =234740736a(10) =-17575841600a(11) =599924638016
External references
- oeis: A372736