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Number of length n+6 0..4 arrays with no seven consecutive terms having the maximum of any three terms equal to the minimum of the remaining four terms
1

%I #4 Nov 07 2014 21:10:35

%S 40740,136010,463880,1599494,5545760,19280050,67100334,233536170,

%T 815743709,2851383464,9968776923,34851713656,121833022602,

%U 425845518315,1488332695880,5204198276461,18200494366672,63655428624786

%N Number of length n+6 0..4 arrays with no seven consecutive terms having the maximum of any three terms equal to the minimum of the remaining four terms

%C Column 4 of A249883

%H R. H. Hardin, <a href="/A249879/b249879.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..4....1....1....0....1....3....0....3....1....0....3....2....0....1....0....1

%e ..1....4....0....4....4....1....1....1....2....2....0....1....3....3....2....3

%e ..0....2....0....3....4....4....0....4....0....1....2....1....0....1....4....0

%e ..2....4....1....4....1....0....2....3....4....2....2....4....4....2....3....3

%e ..2....1....4....0....3....1....4....2....2....0....0....4....1....3....1....2

%e ..2....3....0....4....3....2....2....1....0....0....1....4....4....4....1....3

%e ..1....3....2....0....1....3....0....4....2....2....3....3....0....1....4....3

%e ..2....0....2....4....1....4....0....3....1....4....0....2....2....3....0....0

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 07 2014