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A212948 Number of 6Xn 0..n-1 arrays with no column j greater than or equal to than column j-1 in all rows 1
1, 3367, 320396041, 232665778445031, 764898125476357657001, 8389667096561737605103329223, 250841509251155966625680184691562929, 17704338387777976852462465598115049461004519 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Row 6 of A212943
LINKS
EXAMPLE
Some solutions for n=4
..1..3..2..2....2..0..0..0....1..3..2..3....3..2..1..3....3..2..0..2
..1..1..3..2....0..1..0..1....1..0..0..1....0..3..1..0....3..2..3..3
..0..1..0..3....3..3..3..2....1..1..1..2....2..1..0..3....2..3..0..0
..3..1..3..2....3..0..3..0....2..3..0..3....3..3..3..3....1..2..3..2
..2..1..1..2....2..0..2..2....3..0..0..3....2..1..3..1....2..0..2..1
..2..0..1..3....3..0..0..0....3..3..2..1....3..0..0..1....0..1..2..1
CROSSREFS
Sequence in context: A265625 A014441 A293651 * A204471 A139778 A346025
KEYWORD
nonn
AUTHOR
R. H. Hardin May 31 2012
STATUS
approved

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Last modified April 20 04:51 EDT 2024. Contains 371798 sequences. (Running on oeis4.)