%I #3 Mar 30 2012 18:36:59
%S 1,2,5,18,93,650,5825,64486,858525,13460814,244360845,5063982498,
%T 118379934453,3090176655290,89294118056273,2834776197278278,
%U 98222473389128821,3693056479700344798,149906848766779722109
%N Row sums of triangle A123305.
%C Triangle T=A123305 is defined by: (column k of T) = (k+1)*(column k of T^2) shifted to have an initial '1'.
%Y Cf. A123305; A123306, A123307, A123308, A123309, A123311.
%K nonn
%O 0,2
%A _Paul D. Hanna_, Sep 25 2006