A248446 Number of length n+5 0..6 arrays with no three disjoint pairs in any consecutive six terms having the same sum.

107502, 694632, 4497352, 29135376, 188800400, 1223547300, 7928947808, 51381959992, 332972844392, 2157790887982, 13983356492362, 90617939002652, 587241579404032, 3805567089154946, 24661640827732934, 159817587912066558

Offset

1,1

Comments

Column 6 of A248448

Links

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

Example

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

Crossrefs

Sequence in context: A237866 A204875 A158964 * A202404 A203882 A178284

Adjacent sequences: A248443 A248444 A248445 * A248447 A248448 A248449

Keyword

nonn

Author

R. H. Hardin, Oct 06 2014

Status

approved