%I
%S 1,1,17,69,1417,9335,135793,1639099,23586625,323498939,4919390397,
%T 73971159473,1157160667507
%N Number of strings of n numbers x(i) in 8..8 with sums of x(i) and of x(i)*x(i+1) both zero
%C Column 8 of A183944
%e Some solutions for n=4
%e ..3....6....3...4....7...2...3...8....0...4....8....2....5...2....0....0
%e ..0....0....6....0....0....0....0....2....7....1....0....0....0...4....8...3
%e ..0...6...6....0...7....2....3....4....0....2...8....0...5...2....0....0
%e .3....0...3....4....0....0....0....2...7....1....0...2....0....8...8....3
%K nonn
%O 1,3
%A _R. H. Hardin_ Jan 08 2011
