A254693 Number of length n+4 0..3 arrays with every five consecutive terms having the maximum of some two terms equal to the minimum of the remaining three terms

464, 1116, 2764, 6808, 16276, 37204, 87892, 211672, 512684, 1241154, 2987260, 7209620, 17496932, 42616826, 103975836, 253892100, 620762656, 1520766742, 3732847376, 9175497666, 22579411156, 55623783944, 137178824664, 338676930240

Offset

1,1

Comments

Column 3 of A254698

Links

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

R. H. Hardin, Empirical recurrence of order 83

Formula

Empirical recurrence of order 83 (see link above)

Example

Some solutions for n=7
..1....2....1....2....0....3....0....3....1....1....1....3....1....0....3....3
..0....0....3....3....3....1....0....0....2....1....1....0....2....0....1....2
..1....2....0....1....1....0....3....0....0....3....2....0....1....3....2....1
..1....3....1....0....1....0....0....3....1....2....2....0....2....0....1....2
..2....2....1....1....1....0....0....0....2....1....0....0....1....0....0....2
..1....3....2....1....1....0....2....0....1....0....1....2....0....3....3....2
..1....2....1....1....0....0....0....1....1....1....1....2....1....0....1....2
..0....2....0....1....1....3....0....0....1....3....3....0....2....2....1....3
..1....2....1....3....1....1....1....2....3....1....1....0....1....0....1....1
..3....0....1....0....3....0....0....0....0....3....1....0....3....0....2....2
..2....3....1....1....1....0....2....0....3....1....0....0....1....0....3....3

Crossrefs

Sequence in context: A111697 A116344 A260497 * A247852 A233352 A233120

Adjacent sequences: A254690 A254691 A254692 * A254694 A254695 A254696

Keyword

nonn

Author

R. H. Hardin, Feb 05 2015

Status

approved