A249170 Number of length n+6 0..7 arrays with every seven consecutive terms having four times the sum of some three elements equal to three times the sum of the remaining four

287988, 354572, 435346, 532834, 649836, 789432, 954986, 1150150, 1536218, 2037956, 2683152, 3503788, 4536044, 5820302, 7401150, 10529666, 14818742, 20612174, 28317016, 38403820, 51406876, 67924452, 100643464, 147152846

Offset

1,1

Comments

Column 7 of A249171

Links

R. H. Hardin, Table of n, a(n) for n = 1..183

Example

Some solutions for n=1
..0....4....2....0....2....2....2....2....0....0....2....6....4....2....0....2
..2....2....1....6....7....6....5....0....7....2....7....2....2....7....6....4
..5....3....1....4....3....2....2....4....5....2....5....1....4....5....3....3
..6....4....3....2....6....4....2....5....0....3....1....5....2....1....0....2
..3....2....6....1....3....3....1....4....3....5....4....5....4....5....4....1
..5....2....0....2....4....6....4....6....3....6....0....2....5....1....4....6
..7....4....1....6....3....5....5....7....3....3....2....7....7....0....4....3

Crossrefs

Sequence in context: A209957 A237702 A043616 * A235246 A215997 A237147

Adjacent sequences: A249167 A249168 A249169 * A249171 A249172 A249173

Keyword

nonn

Author

R. H. Hardin, Oct 22 2014

Status

approved