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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A268169.

LINKS

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

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

Adjacent sequences:  A268163 A268164 A268165 * A268167 A268168 A268169

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 27 2016

STATUS

approved

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Last modified April 3 01:50 EDT 2020. Contains 333195 sequences. (Running on oeis4.)