A249195 Number of length n+6 0..6 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

708106, 4264120, 25682744, 154701784, 931904308, 5613806736, 33817920836, 203721491688, 1227234165196, 7392963064454, 44535874558468, 268288263764482, 1616194111448402, 9736109281989752, 58651263825254174, 353320901154182048

Offset

1,1

Comments

Column 6 of A249197

Links

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

Example

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

Crossrefs

Sequence in context: A140943 A134615 A186607 * A236277 A251378 A342796

Adjacent sequences: A249192 A249193 A249194 * A249196 A249197 A249198

Keyword

nonn

Author

R. H. Hardin, Oct 23 2014

Status

approved