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%I
%S 5,18,70,299,1393,7023,38043,220054,1352082,8784991,60125371,
%T 432001747,3248914361,25508188118,208592396802,1772921926183,
%U 15632838989393,142759592985079,1348095912827295,13145321614286610,132188675368994446,1369216940917868547
%N Column 2 of array in A322770.
%H Alois P. Heinz, <a href="/A322773/b322773.txt">Table of n, a(n) for n = 0..572</a>
%Y Cf. A322764, A322770.
%Y Column k=2 of A346517.
%K nonn
%O 0,1
%A _N. J. A. Sloane_, Dec 30 2018
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