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A265190 Number of nX3 arrays containing 3 copies of 0..n-1 with no equal horizontal or antidiagonal neighbors and new values introduced sequentially from 0. 0
0, 0, 17, 774, 76035, 10866362, 2130866037, 551607137250, 182413680759659, 75075411378226014, 37647855624072772341 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
Column 3 of A265192.
LINKS
EXAMPLE
Some solutions for n=4
..0..1..0....0..1..0....0..1..2....0..1..2....0..1..2....0..1..2....0..1..2
..2..1..3....0..2..1....3..0..3....3..0..1....3..0..2....2..3..1....3..0..2
..2..1..2....3..2..3....1..2..0....3..2..0....1..3..1....2..0..3....3..1..2
..3..0..3....1..2..3....1..3..2....1..3..2....0..3..2....3..0..1....3..0..1
CROSSREFS
Cf. A265192.
Sequence in context: A368492 A012221 A012144 * A308490 A249459 A191963
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 04 2015
STATUS
approved

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Last modified May 23 11:57 EDT 2024. Contains 372763 sequences. (Running on oeis4.)