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A249877
Number of length n+6 0..2 arrays with no seven consecutive terms having the maximum of any three terms equal to the minimum of the remaining four terms
1
805, 1365, 2335, 4019, 6949, 12053, 20942, 36396, 63995, 112578, 197966, 347897, 610999, 1072605, 1882670, 3313692, 5836415, 10279049, 18094244, 31833358, 55982977, 98442660, 173298007, 305212887, 537598707, 946696326, 1666491232
OFFSET
1,1
COMMENTS
Column 2 of A249883
LINKS
EXAMPLE
Some solutions for n=6
..1....2....0....2....0....1....2....2....2....1....1....2....1....0....1....2
..2....1....2....1....2....2....1....2....0....0....1....0....2....1....1....2
..1....2....0....2....2....0....0....2....2....2....1....2....2....2....0....2
..0....2....0....0....0....0....0....1....1....0....0....0....2....2....1....0
..1....2....2....2....1....2....2....0....0....0....1....2....0....0....0....2
..0....0....2....0....2....0....1....0....2....1....0....0....0....0....0....1
..0....1....2....2....0....2....0....2....0....2....0....1....0....2....2....0
..2....2....0....0....0....2....1....2....2....2....2....2....2....2....2....2
..2....0....2....2....1....2....2....2....0....2....1....2....2....1....1....2
..2....0....0....2....1....1....0....0....2....2....1....0....1....2....0....2
..0....2....0....1....0....0....0....1....2....1....0....0....2....0....1....0
..1....1....2....0....1....2....1....0....1....1....2....2....0....2....0....2
CROSSREFS
Sequence in context: A204836 A267932 A267979 * A252515 A252516 A252523
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 07 2014
STATUS
approved