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URL: https://oeis.org/A248999

⇱ A248999 - OEIS

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A248999
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.
1
13990, 82348, 485580, 2865126, 16909524, 99817384, 589354152, 3479916010, 20548067494, 121333048614, 716461085260, 4230692840640, 24982283288368, 147520857046232, 871114227605828, 5143954672207112, 30375223032465730
OFFSET
1,1
COMMENTS
Column 6 of A249001
LINKS
EXAMPLE
Some solutions for n=2
..5....1....0....5....3....6....1....6....4....5....4....6....6....0....5....5
..3....6....6....3....5....5....5....4....0....4....6....3....5....3....3....0
..1....6....4....6....3....1....4....3....1....5....5....1....1....5....0....2
..4....0....5....1....3....3....5....0....1....0....5....2....0....1....2....0
..1....5....6....2....5....3....3....3....5....4....1....2....5....2....5....3
..3....0....3....1....6....0....1....6....0....3....4....1....0....2....3....4
CROSSREFS
Sequence in context: A066939 A215150 A215944 * A251612 A252290 A229699
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 18 2014
STATUS
approved