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Number of length n+6 0..5 arrays with no seven consecutive terms having four times the sum of any three elements equal to three times the sum of the remaining four
1

%I #4 Oct 23 2014 08:03:06

%S 240870,1249890,6487112,33673760,174811880,907556600,4711821902,

%T 24462953912,127008089170,659412923000,3423615122520,17775158356678,

%U 92287477271822,479151167350700,2487725990221610,12916137587795322

%N Number of length n+6 0..5 arrays with no seven consecutive terms having four times the sum of any three elements equal to three times the sum of the remaining four

%C Column 5 of A249197

%H R. H. Hardin, <a href="/A249194/b249194.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Oct 23 2014