A247402 - OEIS

%I #4 Sep 16 2014 08:00:45

%S 5640,19080,65500,225488,775668,2663568,9228900,32131008,111936140,

%T 389317160,1351717272,4699161664,16360262388,56987348980,198415286124,

%U 690350350384,2402167105696,8362231644240,29117543438860,101381411330896

%N Number of length n+4 0..6 arrays with no disjoint pairs in any consecutive five terms having the same sum

%C Column 6 of A247404

%H R. H. Hardin, <a href="/A247402/b247402.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

%e ..1....6....3....3....1....1....0....0....3....0....6....3....4....4....6....2

%e ..2....2....1....5....4....0....6....1....1....0....3....4....5....3....2....6

%e ..0....4....3....2....5....3....3....2....6....1....6....6....3....4....2....5

%e ..0....6....0....2....6....0....6....2....1....6....5....2....3....4....3....0

%e ..4....1....3....2....6....5....2....2....2....4....6....2....3....2....2....5

%e ..3....6....3....3....1....4....1....5....3....6....6....1....4....4....0....2

%e ..5....2....2....4....3....0....6....0....3....0....2....2....6....1....6....5

%K nonn

%O 1,1

%A _R. H. Hardin_, Sep 16 2014