Expansion of e.g.f. (1-2*x-sqrt(1-4*x))/2 - x*(1-2*x-sqrt(1-4*x)) - x^2.
A052715
Expansion of e.g.f. (1-2*x-sqrt(1-4*x))/2 - x*(1-2*x-sqrt(1-4*x)) - x^2.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =24a(5) =480a(6) =10080a(7) =241920a(8) =6652800a(9) =207567360a(10) =7264857600a(11) =282291609600
External references
- oeis: A052715