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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.
1
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
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
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 22 2016
STATUS
approved