%I #9 May 24 2020 04:39:06
%S 0,8,32,152,252,572,900
%N Column k=3 of A334691.
%Y Cf. A334691, A334693.
%K nonn,more
%O 1,2
%A _Scott R. Shannon_ and _N. J. A. Sloane_, May 18 2020
