E.g.f. satisfies: A(x)^2 = A( x^2*exp(2*x) ).
A274482
E.g.f. satisfies: A(x)^2 = A( x^2*exp(2*x) ).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =40a(4) =320a(5) =2976a(6) =35392a(7) =538112a(8) =9810432a(9) =200903680a(10) =4480990976a(11) =107974474752
External references
- oeis: A274482