%I #4 Apr 20 2012 08:04:23
%S 37,199,677,1955,5323,14313,37885,102041,273511,749531,2046981,
%T 5707517,15836459,44772949,125719807,359222809,1017627511,2931555923,
%U 8360495347,24240841339,69495187871,202554449245,583137465157,1706970835321
%N Number of -3..3 arrays x(i) of n+1 elements i=1..n+1 with set{t,u,v in 0,1}((x[i+t]+x[j+u]+x[k+v])*(-1)^(t+u+v)) having one, three, four, five or six distinct values for every i,j,k<=n
%H R. H. Hardin, <a href="/A211734/b211734.txt">Table of n, a(n) for n = 1..35</a>
%e Some solutions for n=5
%e ..1....0...-3....3...-1...-1...-2....3....0....2....0....1...-2....1....2...-3
%e ..2...-2...-1....0....0....3...-3....0....2....1...-2....2...-1....0....3...-2
%e ..3....0....2....3....0...-1....0...-3....1....0....0...-1...-2....1....0....1
%e ..0....2...-1....0....0...-3....3....0....0....3...-2...-2....3....0...-1...-2
%e .-1....0...-3....0....0...-1....2....0....2....0...-3...-1...-2....1....0...-1
%e ..2....0....0....0....0....2....1...-3....0...-1...-2...-2...-3...-3....1...-2
%K nonn
%O 1,1
%A _R. H. Hardin_ Apr 20 2012
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