A264134 Number of (3+1)X(n+1) arrays of permutations of 0..n*4+3 with each element having index change +-(.,.) 0,0 0,2 or 1,2.

1, 34, 1156, 13600, 160000, 2920000, 53290000, 862334400, 13954224384, 237306157920, 4035639032100, 67770918639450, 1138084297605025, 19211562098419745, 324302970384650401, 5467769427984651928

Offset

1,2

Comments

Row 3 of A264131.

Links

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

Example

Some solutions for n=4
..7..1..9..3..4....2..3..0..1..4....7..8..9..3..4....0..1..4..3..2
..5..6..0..8..2....5.13.14..8..9....5..6..0..1..2....7.13..5..8..9
.10.11.19.13.14...10.11.12..6..7...10.11.12.13.14...10.11.14..6.12
.15.16.17.18.12...17.18.15.16.19...15.16.17.18.19...15.16.19.18.17

Crossrefs

Cf. A264131.

Sequence in context: A158696 A029547 A091761 * A264019 A009978 A041545

Adjacent sequences: A264131 A264132 A264133 * A264135 A264136 A264137

Keyword

nonn

Author

R. H. Hardin, Nov 03 2015

Status

approved