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Number of length n+4 0..6 arrays with no five consecutive terms having two times the sum of any three elements equal to three times the sum of the remaining two

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`%I #4 Oct 18 2014 19:46:08
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`%S 13990,82348,485580,2865126,16909524,99817384,589354152,3479916010,
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`%T 20548067494,121333048614,716461085260,4230692840640,24982283288368,
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`%U 147520857046232,871114227605828,5143954672207112,30375223032465730
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`%N Number of length n+4 0..6 arrays with no five consecutive terms having two times the sum of any three elements equal to three times the sum of the remaining two
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`%C Column 6 of A249001
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`%H R. H. Hardin, <a href="/A248999/b248999.txt">Table of n, a(n) for n = 1..210</a>
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`%e Some solutions for n=2
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`%e ..5....1....0....5....3....6....1....6....4....5....4....6....6....0....5....5
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`%e ..3....6....6....3....5....5....5....4....0....4....6....3....5....3....3....0
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`%e ..1....6....4....6....3....1....4....3....1....5....5....1....1....5....0....2
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`%e ..4....0....5....1....3....3....5....0....1....0....5....2....0....1....2....0
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`%e ..1....5....6....2....5....3....3....3....5....4....1....2....5....2....5....3
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`%e ..3....0....3....1....6....0....1....6....0....3....4....1....0....2....3....4
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`%K nonn
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`%O 1,1
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`%A _R. H. Hardin_, Oct 18 2014
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