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Number of length n+5 0..6 arrays with every six consecutive terms having two times the sum of some two elements equal to the sum of the remaining four
1

%I #4 Oct 20 2014 18:39:04

%S 36247,84067,195519,454487,1054347,2439587,5629189,13492099,32245925,

%T 76837553,182515991,432099083,1019449179,2496936523,6093230641,

%U 14812564513,35863827601,86461707451,207519083271,516601489575

%N Number of length n+5 0..6 arrays with every six consecutive terms having two times the sum of some two elements equal to the sum of the remaining four

%C Column 6 of A249085

%H R. H. Hardin, <a href="/A249083/b249083.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Oct 20 2014