A263423 Number of nX5 arrays of permutations of 0..n*5-1 with each element moved a city block distance of 0 or 2.

6, 961, 532620, 141086884, 34502512032, 9414955824400, 2581177525941432, 696932281399739401, 188117459428481322624, 50895976667736734492176, 13771969942166582196102000, 3725144577531136163481836521

Offset

1,1

Comments

Column 5 of A263424.

Links

Table of n, a(n) for n=1..12.

Example

Some solutions for n=2
..6..1..4..3..8....0..7..4..3..2....0..7..6..9..4....0..3..2..1..4
..5..0..9..2..7....1..8..5..6..9....5..2..1..8..3....7..6..5..8..9

Crossrefs

Cf. A263424.

Sequence in context: A000652 A214638 A175554 * A266598 A250392 A145250

Adjacent sequences: A263420 A263421 A263422 * A263424 A263425 A263426

Keyword

nonn

Author

R. H. Hardin, Oct 17 2015

Status

approved