%I

%S 1,2,8,42,260,1796,13372,104922,854964,7165500

%N Generalized ballot transform of generalized Catalan numbers C(2;n)=A064062(n).

%F a(n)=Sum_{k, 0<=k<=n}A039599(n,k)*A064062(k).

%K nonn

%O 0,2

%A _Philippe DelĂ©ham_, Jun 20 2007