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A249194
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
240870, 1249890, 6487112, 33673760, 174811880, 907556600, 4711821902, 24462953912, 127008089170, 659412923000, 3423615122520, 17775158356678, 92287477271822, 479151167350700, 2487725990221610, 12916137587795322
OFFSET
1,1
COMMENTS
Column 5 of A249197
LINKS
EXAMPLE
Some solutions for n=1
..0....3....1....1....4....1....0....4....0....0....3....3....0....4....0....3
..5....1....0....0....0....3....5....0....0....1....1....0....5....0....2....3
..4....0....1....0....1....3....2....0....0....4....1....4....0....1....4....1
..2....0....2....0....2....0....2....2....5....5....5....3....2....4....2....5
..5....4....5....0....5....3....1....2....0....2....4....0....4....5....4....1
..0....1....5....4....0....3....3....3....5....1....4....2....4....5....5....1
..2....2....3....1....5....4....3....2....1....5....0....0....2....5....0....1
CROSSREFS
Sequence in context: A015345 A187960 A190388 * A281887 A127881 A134857
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 23 2014
STATUS
approved