A249495 Number of length n+5 0..6 arrays with every six consecutive terms having five times some element equal to the sum of the remaining five

13087, 15027, 17291, 19927, 22983, 26507, 30547, 38087, 47415, 58843, 72683, 89247, 108847, 145107, 191687, 250531, 323583, 412787, 520087, 718247, 977883, 1311091, 1729967, 2246607, 2873107, 4028967, 5557799, 7534867, 10035435, 13134767

Offset

1,1

Comments

Column 6 of A249497

Links

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

Formula

Empirical: a(n) = a(n-1) +16*a(n-6) -16*a(n-7) -95*a(n-12) +95*a(n-13) +265*a(n-18) -265*a(n-19) -362*a(n-24) +362*a(n-25) +233*a(n-30) -233*a(n-31) -70*a(n-36) +70*a(n-37) +8*a(n-42) -8*a(n-43)

Example

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

Crossrefs

Sequence in context: A234329 A165679 A111887 * A235335 A184768 A345150

Adjacent sequences: A249492 A249493 A249494 * A249496 A249497 A249498

Keyword

nonn

Author

R. H. Hardin, Oct 30 2014

Status

approved