A249662 Number of length 6+4 0..n arrays with every five consecutive terms having four times some element equal to the sum of the remaining four.

2, 53, 164, 485, 2126, 5917, 16048, 38149, 74540, 138277, 225550, 347407, 515094, 747495, 1070778, 1491711, 2013094, 2658997, 3450970, 4490477, 5722276, 7174557, 8884696, 10883133, 13271770, 16002033, 19110766, 22665877, 26659154, 31279765

Offset

1,1

Comments

Row 6 of A249656.

Links

R. H. Hardin, Table of n, a(n) for n = 1..137

Example

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

Crossrefs

Cf. A249656.

Sequence in context: A249659 A249660 A249661 * A249663 A130698 A364080

Adjacent sequences: A249659 A249660 A249661 * A249663 A249664 A249665

Keyword

nonn

Author

R. H. Hardin, Nov 03 2014

Status

approved