A124559 - OEIS

%I #3 Mar 30 2012 18:37:01

%S 1,1,5,51,869,22202,803053,39901447,2677520438,239963727089,

%T 28509710041427,4469877880908109,921904263806801157,

%U 249426774472230102453,88324099839785869552329

%N Derived from secondary diagonal of table A124550; a(n) = A124550(n+1,n)/(n+1).

%C In table A124550, the g.f. of row n, R_n(y), simultaneously satisfies: R_n(y) = [ Sum_{k>=0} y^k * R_{n*k}(y) ]^n for n>=0.

%F a(n) = (n+1)*A124558(n).

%Y Cf. A124550 (table); A124557, A124558; A124551, A124552, A124554, A124555, A124556.

%K nonn

%O 0,3

%A _Paul D. Hanna_, Nov 07 2006