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%I #2 Mar 30 2012 18:37:15
%S 3,12,128,2162,49600,1432844,49817952,2023012156,93912730296,
%T 4904242685400,284505673264128,18151332186337616,1263090275990339328,
%U 95206191201187298144,7727681258907211662080,672032111511007152558288
%N Column 2 of triangle A152541.
%Y Cf. A152541, A152542, A152543.
%K nonn
%O 0,1
%A _Paul D. Hanna_, Dec 12 2008