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 A249000 Number of length n+4 0..7 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 1

%I #4 Oct 18 2014 19:46:48

%S 27740,189660,1298968,8902860,61034658,418454994,2869206494,

%T 19673497892,134897701458,924972633722,6342399495490,43489021952576,

%U 298198855766202,2044713089447888,14020347915273238,96135813057541116,659191600029773658

%N Number of length n+4 0..7 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

%C Column 7 of A249001

%H R. H. Hardin, <a href="/A249000/b249000.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

%e ..5....1....4....4....4....6....1....0....1....2....3....7....0....6....0....3

%e ..4....2....2....4....5....1....7....7....1....1....6....7....6....6....7....3

%e ..0....3....6....5....3....0....0....7....0....6....5....3....1....5....5....6

%e ..5....6....4....3....4....7....3....1....3....0....3....0....6....1....3....2

%e ..4....7....0....0....5....7....3....2....6....0....4....2....3....4....6....3

%K nonn

%O 1,1

%A _R. H. Hardin_, Oct 18 2014

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Last modified September 16 12:57 EDT 2024. Contains 375976 sequences. (Running on oeis4.)