A247924 Number of length n+4 0..5 arrays with some disjoint pairs in every consecutive five terms having the same sum

5496, 25512, 118416, 552708, 2582556, 12052496, 56329528, 263412952, 1232134860, 5763691618, 26959629032, 126110016658, 589931309980, 2759702449092, 12909960460066, 60392916725514, 282519039049678, 1321631559432746

Offset

1,1

Comments

Column 5 of A247927

Links

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

Example

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

Crossrefs

Sequence in context: A251878 A251877 A252312 * A031617 A045132 A096702

Adjacent sequences: A247921 A247922 A247923 * A247925 A247926 A247927

Keyword

nonn

Author

R. H. Hardin, Sep 26 2014

Status

approved