A263784 Number of length n arrays of permutations of 0..n-1 with each element moved by -5 to 5 places and exactly two more elements moved upwards than downwards

0, 0, 0, 1, 5, 66, 267, 1721, 6618, 35203, 144762, 741173, 3224052, 16013645, 70410201, 336946471, 1484278684, 6936580487, 30771798007, 142201264901, 634570792805, 2910183388216, 13025117664481, 59369311030590

Offset

1,5

Comments

Column 5 of A263787

Links

R. H. Hardin, Table of n, a(n) for n = 1..179

Example

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

Crossrefs

Cf. A263787

Sequence in context: A237887 A042491 A183899 * A263785 A263786 A169934

Adjacent sequences: A263781 A263782 A263783 * A263785 A263786 A263787

Keyword

nonn

Author

R. H. Hardin, Oct 26 2015

Status

approved