%I #6 Mar 08 2020 22:53:59
%S 3,256,6072,70656,525044,2861568
%N a(n) = A004034(n)/16.
%K nonn
%O 0,1
%A _N. J. A. Sloane_
%E Name corrected by _Jon E. Schoenfield_, Mar 08 2020