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A247930 Number of length 3+4 0..n arrays with some disjoint pairs in every consecutive five terms having the same sum 1
128, 1387, 9248, 38753, 118416, 298267, 663080, 1325773, 2465828, 4259939, 6992604, 10953817, 16546088, 24138007, 34297436, 47561717, 64624896, 86117179, 112957460, 146057797, 186370556, 235008095, 293220048, 362275861, 443688080 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 3 of A247927
LINKS
EXAMPLE
Some solutions for n=5
..3....4....0....3....4....3....1....0....2....2....1....1....1....1....3....1
..3....4....0....2....3....1....1....1....1....5....3....4....5....1....2....0
..3....4....0....3....5....2....0....2....1....2....2....3....1....5....2....3
..5....3....3....0....4....2....0....1....2....2....4....2....0....4....4....4
..5....4....3....2....4....1....2....4....4....5....1....1....5....0....1....5
..5....3....0....4....5....0....3....2....3....5....3....3....4....0....3....2
..3....4....4....3....3....3....5....5....4....1....1....2....2....4....3....0
CROSSREFS
Sequence in context: A181211 A221071 A070055 * A200842 A187706 A202961
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 26 2014
STATUS
approved

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Last modified September 27 07:56 EDT 2023. Contains 365674 sequences. (Running on oeis4.)