%I #4 Mar 31 2012 12:36:37
%S 1,7,17,43,111,245,429,855,1863,3573,10241,30645,50043,160499,149009,
%T 149121,755895,3366835
%N Number of 0..6 arrays x(0..n) of n+1 elements with zero n-1st differences
%C Column 6 of A200082
%e Some solutions for n=6
%e ..0....4....3....3....5....5....0....5....5....5....5....6....5....0....2....0
%e ..3....5....0....1....5....0....0....5....1....0....3....0....5....1....1....3
%e ..5....3....0....1....2....3....2....3....4....0....4....1....4....0....0....4
%e ..6....2....1....2....1....5....4....2....6....2....4....3....2....0....0....3
%e ..6....3....2....3....3....3....5....3....4....4....2....3....0....2....1....1
%e ..5....4....3....3....5....0....5....5....0....5....0....1....0....5....2....0
%e ..3....0....5....1....0....5....5....5....1....5....3....0....5....6....1....3
%K nonn
%O 1,2
%A _R. H. Hardin_ Nov 13 2011