A248064 Number of length n+5 0..4 arrays with some disjoint triples in each consecutive six terms having the same sum.

6545, 15125, 35529, 83925, 198333, 467723, 1099415, 2676011, 6485603, 15656957, 37645895, 90135707, 214886821, 529307129, 1296063925, 3157062163, 7651548195, 18450851183, 44271194405, 109653689945, 269841589725, 660244636659

Offset

1,1

Comments

Column 4 of A248068

Links

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

Example

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

Crossrefs

Sequence in context: A147872 A253366 A251110 * A236898 A252100 A137231

Adjacent sequences: A248061 A248062 A248063 * A248065 A248066 A248067

Keyword

nonn

Author

R. H. Hardin, Sep 30 2014

Status

approved