A267948 Number of nX3 0..2 arrays with every repeated value in every row and column one larger mod 3 than the previous repeated value, and upper left element zero.

8, 192, 3250, 52542, 755896, 10458126, 137349742, 1754573922, 21788175316, 265455230994, 3178355362288, 37556128721778, 438685969629340, 5076857713344600, 58286738856508324, 664757848664621646

Offset

1,1

Comments

Column 3 of A267952.

Links

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

Example

Some solutions for n=4
..0..0..2....0..0..1....0..2..2....0..0..2....0..2..0....0..0..2....0..1..2
..2..0..2....0..2..0....1..2..0....0..2..0....0..1..1....1..2..2....2..2..0
..0..2..0....1..0..0....2..1..1....1..2..0....1..0..0....0..1..0....1..2..0
..1..0..1....2..1..2....1..2..1....0..1..2....0..2..0....1..2..1....0..0..2

Crossrefs

Cf. A267952.

Sequence in context: A158654 A275995 A129004 * A339487 A189537 A268095

Adjacent sequences: A267945 A267946 A267947 * A267949 A267950 A267951

Keyword

nonn

Author

R. H. Hardin, Jan 22 2016

Status

approved