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%I #10 Aug 06 2021 15:00:05
%S 40,172,801,4025,21709,124997,764538,4945866,33710579,241273791,
%T 1807949285,14146621349,115316563400,977216138500,8592652709041,
%U 78263082518169,737228862573509,7172071557558805,71964172085006666,743866850349092130,7912230538914051723
%N Column 3 of array in A322770.
%H Alois P. Heinz, <a href="/A322774/b322774.txt">Table of n, a(n) for n = 0..570</a>
%Y Cf. A322768, A322770.
%Y Column k=3 of A346517.
%K nonn
%O 0,1
%A _N. J. A. Sloane_, Dec 30 2018