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A244176
Number of length n+4 0..n arrays with no five consecutive elements with pattern ababa or abbba (possibly a=b) and new values 0..n introduced in 0..n order
1
13, 108, 650, 3537, 19113, 107068, 631917, 3942493, 25957707, 179814745, 1306450896, 9927306820, 78693187310, 649274255424, 5564498417410, 49446990926385, 454835006029152, 4324309391696104, 42435876012195583
OFFSET
1,1
COMMENTS
Diagonal of A244185
LINKS
EXAMPLE
Some solutions for n=6
..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
..1....1....1....1....1....1....1....1....0....1....1....1....1....1....1....1
..2....2....2....0....2....1....2....0....0....2....0....2....0....2....0....1
..0....1....3....2....0....2....3....1....0....3....0....3....2....1....2....2
..2....3....2....1....1....1....4....1....1....0....2....2....3....0....1....2
..3....2....3....2....3....3....0....2....1....2....2....4....0....0....1....0
..2....4....4....0....3....1....5....1....2....2....1....1....2....3....0....3
..3....4....0....0....0....3....2....1....0....0....2....1....1....2....3....1
..3....5....5....1....0....4....2....2....2....0....2....5....1....3....0....0
..3....1....4....0....4....1....3....1....1....1....2....0....1....1....0....1
CROSSREFS
Sequence in context: A322499 A087305 A168117 * A038384 A038385 A084901
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jun 21 2014
STATUS
approved