A254695 Number of length n+4 0..5 arrays with every five consecutive terms having the maximum of some two terms equal to the minimum of the remaining three terms

2606, 8142, 25962, 81390, 242076, 665256, 1954106, 5903724, 17914000, 54038937, 160308249, 478607126, 1443443997, 4369141817, 13219429435, 39902004658, 120477837636, 364791774779, 1106851765150, 3359640314837, 10196138352130

Offset

1,1

Comments

Column 5 of A254698

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..5....2....3....2....2....1....1....1....1....0....0....3....4....4....1....2
..0....3....0....3....0....0....1....1....3....4....2....4....5....2....0....3
..5....5....0....3....0....5....5....0....3....2....4....2....2....1....3....5
..3....3....0....4....0....0....1....1....2....0....3....3....2....2....0....2
..3....3....1....3....0....0....1....3....2....0....2....3....2....2....0....2
..4....3....3....5....5....1....1....1....1....0....2....5....0....2....4....0
..3....4....0....3....0....0....4....4....4....1....2....4....5....2....0....2
..3....3....0....3....4....0....4....1....4....1....2....2....2....0....3....5

Crossrefs

Sequence in context: A015309 A212083 A236889 * A054258 A236666 A252341

Adjacent sequences: A254692 A254693 A254694 * A254696 A254697 A254698

Keyword

nonn

Author

R. H. Hardin, Feb 05 2015

Status

approved