Expansion of e.g.f. 1 - x - sqrt(1-4*x).
A052718
Expansion of e.g.f. 1 - x - sqrt(1-4*x).
Terms
- a(0) =0a(1) =1a(2) =4a(3) =24a(4) =240a(5) =3360a(6) =60480a(7) =1330560a(8) =34594560a(9) =1037836800a(10) =35286451200
External references
- oeis: A052718