G.f. A(x) satisfies: A(x)^2 = A(x^2) + 20*x.
A264414
G.f. A(x) satisfies: A(x)^2 = A(x^2) + 20*x.
Terms
- a(0) =1a(1) =10a(2) =-45a(3) =450a(4) =-5535a(5) =75600a(6) =-1106100a(7) =16953750a(8) =-268652880a(9) =4365638550a(10) =-72354858300
External references
- oeis: A264414