A264210 Number of (4+1)X(n+1) arrays of permutations of 0..n*5+4 with each element having index change +-(.,.) 0,0 0,2 or 1,0.

64, 3600, 202500, 6444000, 205062400, 7664479280, 286470082441, 10230591902180, 365361051936400, 13232462572921540, 479246665225414969, 17287771862947893280, 623618436332279833600, 22524831425285054696000

Offset

1,1

Comments

Row 4 of A264207.

Links

R. H. Hardin, Table of n, a(n) for n = 1..21

Example

Some solutions for n=2
..3..1..2....2..1..0....2..1..0....0..1..2....0..4..5....0..1..2....3..4..0
..0..4..5....5..4..8....5..4..3....5..7..3....6..1..2....3..4..8....6..1..2
..6..7..8....3..7..6....8.10..6....8..4..6....3..7.11....6.10..5....8..7..5
.11.13..9...12.13.14....9..7.11...11.13..9....9.13..8....9..7.11...11.13..9
.12.10.14....9.10.11...12.13.14...12.10.14...12.10.14...12.13.14...12.10.14

Crossrefs

Cf. A264207.

Sequence in context: A300266 A283855 A283413 * A264221 A232842 A282314

Adjacent sequences: A264207 A264208 A264209 * A264211 A264212 A264213

Keyword

nonn

Author

R. H. Hardin, Nov 08 2015

Status

approved