E.g.f. A(x) satisfies: A( A(x)^2 ) = x^2 * exp(-2*x).
A274277
E.g.f. A(x) satisfies: A( A(x)^2 ) = x^2 * exp(-2*x).
Terms
- a(0) =1a(1) =-2a(2) =6a(3) =-40a(4) =320a(5) =-2976a(6) =35392a(7) =-538112a(8) =9931392a(9) =-211790080a(10) =5059784576a(11) =-132643057152
External references
- oeis: A274277