A248487 Number of length n+5 0..6 arrays with some three disjoint pairs in each consecutive six terms having the same sum

10147, 13147, 17923, 25495, 37519, 56635, 87071, 139671, 223939, 358353, 572625, 914413, 1460881, 2403329, 3911253, 6314645, 10144189, 16254195, 26030501, 42892553, 69870145, 112856927, 181334473, 290588327, 465439207, 767011173

Offset

1,1

Comments

Column 6 of A248489

Links

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

Example

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

Crossrefs

Sequence in context: A054037 A289856 A023066 * A172810 A231030 A323486

Adjacent sequences: A248484 A248485 A248486 * A248488 A248489 A248490

Keyword

nonn

Author

R. H. Hardin, Oct 07 2014

Status

approved