%I #3 Apr 20 2012 08:14:38
%S 37,199,837,3035,10269,32847,102819,313745,947713,2825647,8369459,
%T 24617169,72044205,210094481,610184603,1769811737,5115685645,
%U 14790124015,42632437319,123051586369,354203684259,1021785081697
%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, six or seven distinct values for every i,j,k<=n
%e Some solutions for n=5
%e .-3....2....1...-3....0...-3....2...-3....1....3...-1....3...-3....0...-3....0
%e ..2....1...-3...-2....0....0....0....1...-2....2...-2...-1....1....0...-1....0
%e ..1...-2....1...-3....0....3....0....0....1...-3....1....3...-3....2...-3....2
%e .-3...-1...-3...-1....0....0...-1....0...-3...-1....0....0....0....0....2....0
%e ..2....0....2....0....2....1....0....0...-1....3....0....3...-2...-1...-3...-1
%e .-3....3...-3...-1...-1....2...-2....1....2...-1....2....0....0...-2....0....0
%K nonn
%O 1,1
%A _R. H. Hardin_ Apr 20 2012
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