%I #3 Mar 30 2012 18:37:02
%S 1,4,22,178,2251,46663,1640572,100152049,10794383587,2079805452133,
%T 723492192295786,458149292979837523,531871667833026397222,
%U 1138955362720160687114704,4523369812874327770490887837
%N Column 3 of table A125860; also equals row sums of matrix power A097712^3.
%C Equals column 0 of matrix power A097712^4, where triangle A097712 satisfies recurrence: A097712(n,k) = A097712(n-1,k) + [A097712^2](n-1,k-1).
%Y Cf. A125860; A097712; other columns: A016121, A125862, A125864, A125865; A125861 (diagonal), A125859 (antidiagonal sums).
%K nonn
%O 0,2
%A _Paul D. Hanna_, Dec 13 2006
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