O.g.f. satisfies: A(x) = Sum_{n>=0} (n+3)^n * x^n * A(n*x)^n/n! * exp(-(n+3)*x*A(n*x)).
A221412
O.g.f. satisfies: A(x) = Sum_{n>=0} (n+3)^n * x^n * A(n*x)^n/n! * exp(-(n+3)*x*A(n*x)).
Terms
- a(0) =1a(1) =1a(2) =5a(3) =39a(4) =576a(5) =11693a(6) =358649a(7) =15411564a(8) =951579001a(9) =83392989241
External references
- oeis: A221412