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%I #3 Dec 11 2014 12:24:34
%S 268,9614,126098,928891,4748562,18846528,62129347,177706943,454433650,
%T 1061288397,2299688592,4679054960,9022824186,16612354911,29377727890,
%U 50143228878,82941016777,133401932903,209236626227,320818861137
%N Number of length 7+2 0..n arrays with the sum of the maximum minus the median of adjacent triples multiplied by some arrangement of +-1 equal to zero
%C Row 7 of A251935
%e Some solutions for n=3
%e ..1....2....0....3....0....0....0....0....2....2....3....2....1....1....3....1
%e ..2....0....2....2....1....2....2....2....0....2....0....0....0....0....0....3
%e ..2....2....3....2....0....0....0....1....0....2....0....2....2....3....0....2
%e ..2....3....1....2....0....2....2....2....3....2....0....2....0....1....3....0
%e ..1....3....1....0....2....2....2....1....3....0....2....0....0....2....3....3
%e ..0....2....0....1....0....3....3....2....2....1....2....0....3....3....0....0
%e ..1....3....0....1....2....2....2....1....0....0....1....1....0....3....3....0
%e ..2....0....1....2....3....3....1....1....1....2....1....1....2....3....2....0
%e ..2....1....1....0....1....3....0....1....0....3....1....2....2....1....0....1
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 11 2014
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