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A268166
Number of nX3 0..3 arrays with every repeated value in every row and column one larger mod 4 than the previous repeated value, and upper left element zero.
1
15, 900, 44517, 2059071, 88808673, 3660830427, 145301219913, 5600451934263, 210693318976809, 7769692483541913, 281740543748278353, 10071425144186095647, 355636339335520541583, 12425488243555670885277
OFFSET
1,1
COMMENTS
Column 3 of A268169.
LINKS
EXAMPLE
Some solutions for n=3
..0..0..3....0..2..0....0..2..0....0..3..0....0..0..2....0..1..2....0..0..2
..1..3..1....2..3..2....1..2..3....1..0..1....0..2..0....2..0..3....1..1..2
..2..1..0....1..0..2....1..0..1....2..1..3....1..3..1....0..2..2....3..0..1
CROSSREFS
Cf. A268169.
Sequence in context: A211109 A249963 A157462 * A042747 A324423 A261067
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 27 2016
STATUS
approved