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A249878
Number of length n+6 0..3 arrays with no seven consecutive terms having the maximum of any three terms equal to the minimum of the remaining four terms
1
7420, 18390, 46460, 118638, 304782, 785512, 2027106, 5230332, 13575241, 35268844, 91649283, 238126906, 618542307, 1606205300, 4170218895, 10838679346, 28180516833, 73277272466, 190527090485, 495299085639, 1287357630634
OFFSET
1,1
COMMENTS
Column 3 of A249883
LINKS
EXAMPLE
Some solutions for n=4
..2....3....1....0....2....3....0....2....0....3....3....1....1....1....3....0
..2....0....2....1....0....1....1....2....0....0....1....0....2....2....0....3
..2....2....2....3....2....3....3....0....2....0....2....2....3....2....1....3
..0....2....0....1....3....1....3....3....2....2....3....3....3....3....0....1
..0....1....0....2....1....3....2....1....2....3....0....2....0....3....3....2
..0....3....0....3....1....3....3....1....2....1....2....3....0....0....2....1
..3....0....1....2....3....0....0....3....1....2....0....0....3....0....3....3
..2....2....2....1....3....2....0....3....0....0....0....1....1....0....0....1
..3....0....3....0....1....1....0....2....0....0....2....0....0....3....0....3
..2....3....1....3....3....2....2....0....2....2....3....3....3....2....2....2
CROSSREFS
Sequence in context: A237311 A023940 A116195 * A360328 A360355 A324897
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 07 2014
STATUS
approved