A263741 Number of length n arrays of permutations of 0..n-1 with each element moved by -5 to 5 places and equal numbers of elements moved upwards and downwards

1, 2, 4, 14, 46, 282, 1118, 5962, 21974, 100324, 384813, 1770579, 7304326, 33789034, 142823462, 650681108, 2776615816, 12494221594, 53928255898, 241817051980, 1054482471250, 4720387107791, 20718599970171, 92576815674458

Offset

1,2

Comments

Column 5 of A263744

Links

R. H. Hardin, Table of n, a(n) for n = 1..178

Example

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

Crossrefs

Cf. A263744

Sequence in context: A214267 A266695 A327034 * A263742 A263743 A062868

Adjacent sequences: A263738 A263739 A263740 * A263742 A263743 A263744

Keyword

nonn

Author

R. H. Hardin, Oct 25 2015

Status

approved