%I #4 Nov 13 2014 21:13:57
%S 9160,26710,79740,240144,721644,2144132,6242596,17629584,51324016,
%T 150838232,444777588,1311902606,3863379144,11344019324,33217022852,
%U 97452211700,286572431480,843400469300,2482367633512,7303546874830
%N Number of length n+6 0..3 arrays with every seven consecutive terms having the maximum of some two terms equal to the minimum of the remaining five terms
%C Column 3 of A250154
%H R. H. Hardin, <a href="/A250149/b250149.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..2....0....2....2....0....3....2....1....1....2....3....3....3....2....1....2
%e ..1....1....0....1....3....2....1....1....1....3....0....0....3....2....0....3
%e ..1....2....0....2....3....3....0....1....3....2....3....0....1....2....0....0
%e ..2....0....0....0....2....3....0....1....1....1....3....3....3....2....2....2
%e ..2....3....0....3....3....2....1....2....1....1....1....1....1....2....2....0
%e ..1....0....0....1....2....2....0....2....3....0....1....0....3....2....0....2
%e ..3....0....2....2....2....3....0....3....3....1....3....2....1....3....2....0
%e ..3....0....2....2....3....0....3....2....1....2....2....0....2....0....3....0
%e ..1....1....1....1....3....3....1....1....3....2....1....1....2....2....0....1
%K nonn
%O 1,1
%A _R. H. Hardin_, Nov 13 2014