%I #29 Feb 06 2020 22:41:06
%S 1,1,10,145,2470,46060,910252,18730855,397089550,8612835715,
%T 190223180840,4263421511271,96723482198980,2216905597676000,
%U 51256802757808320
%N Duplicate of A059968.
%K dead
%O 0,3