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

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

R. H. Hardin, Table of n, a(n) for n = 1..210

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

Adjacent sequences: A249191 A249192 A249193 * A249195 A249196 A249197

Keyword

nonn

Author

R. H. Hardin, Oct 23 2014

Status

approved