%I #4 Mar 30 2012 18:56:06
%S 1,4,35,340,3484,36784,395922,4319172,47588100,528328108,5901043161,
%T 66233871972,746434573208
%N a(n) = T(4n,n), where T is the array in A026300.
%K nonn
%O 0,2
%A _Clark Kimberling_