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A247403 Number of length n+4 0..7 arrays with no disjoint pairs in any consecutive five terms having the same sum 1
12120, 49032, 201172, 826488, 3385192, 13824356, 56865236, 234794368, 969917240, 4001182804, 16485572528, 67985714396, 280631148932, 1158709193724, 4782845970920, 19735114869944, 81437829945420, 336129412428444 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A247404
LINKS
EXAMPLE
Some solutions for n=2
..2....4....5....1....7....1....1....5....7....6....1....0....2....0....2....6
..6....2....5....4....7....5....0....1....6....7....1....5....5....5....0....6
..4....2....3....3....5....7....2....1....4....3....1....7....6....1....7....3
..7....6....0....4....0....4....4....6....2....7....0....0....2....3....2....0
..7....5....6....4....6....1....7....7....2....7....3....6....7....1....6....6
..7....7....6....7....5....1....4....5....3....5....6....5....5....6....0....6
CROSSREFS
Sequence in context: A257357 A070187 A031661 * A262635 A186564 A247690
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 16 2014
STATUS
approved

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Last modified February 23 23:47 EST 2024. Contains 370288 sequences. (Running on oeis4.)