A263733 Number of length n arrays of permutations of 0..n-1 with each element moved by -7 to 7 places and the average of every three consecutive elements is never greater than the median of the previous three elements

1, 2, 6, 14, 38, 127, 411, 1492, 3949, 5100, 3673, 4157, 1576, 776, 1985, 2939, 4462, 10245, 14916, 18883, 41021, 52695, 66751, 160187, 222729, 317410, 783368, 1130264, 1595369, 3761189, 5260242, 7109813, 16798814, 23469508, 31907340, 76564040

Offset

1,2

Comments

Column 7 of A263736

Links

R. H. Hardin, Table of n, a(n) for n = 1..300

Example

Some solutions for n=7
..6....6....6....0....6....6....6....6....1....2....6....6....4....5....5....1
..5....0....4....6....0....4....5....3....6....4....4....4....5....6....6....5
..4....5....5....4....4....3....4....5....3....6....1....5....6....4....0....6
..1....4....2....2....5....5....1....4....0....0....3....3....3....3....4....4
..3....1....3....5....2....0....2....1....4....3....5....0....1....2....3....2
..2....3....0....3....1....1....3....0....5....5....0....2....2....1....1....3
..0....2....1....1....3....2....0....2....2....1....2....1....0....0....2....0

Crossrefs

Cf. A263736

Sequence in context: A217861 A188492 A263732 * A263734 A263735 A263731

Adjacent sequences: A263730 A263731 A263732 * A263734 A263735 A263736

Keyword

nonn

Author

R. H. Hardin, Oct 25 2015

Status

approved