A263760 Number of length n arrays of permutations of 0..n-1 with each element moved by -4 to 4 places and exactly one more element moved upwards than downwards

0, 0, 1, 4, 31, 106, 485, 1546, 6083, 21020, 83505, 298850, 1157277, 4174794, 15848043, 57833610, 218278105, 803890160, 3022404618, 11185043168, 41937855185, 155739217814, 583290598528, 2171877488824, 8131306069328

Offset

1,4

Comments

Column 4 of A263764

Links

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

Example

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

Crossrefs

Cf. A263764

Sequence in context: A330788 A210377 A211629 * A297501 A296734 A220284

Adjacent sequences: A263757 A263758 A263759 * A263761 A263762 A263763

Keyword

nonn

Author

R. H. Hardin, Oct 25 2015

Status

approved