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A267989 Number of nX3 arrays containing 3 copies of 0..n-1 with row sums and column sums nondecreasing. 0
1, 5, 145, 7477, 760736, 122958209, 28706571457 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Column 3 of A267990.
LINKS
EXAMPLE
Some solutions for n=4
..2..0..1....0..0..1....0..1..0....0..0..1....0..0..3....0..1..1....0..0..2
..0..1..2....1..1..3....3..1..0....2..0..1....0..2..3....1..2..2....1..0..3
..0..3..3....0..3..2....1..2..3....2..3..2....1..2..2....3..0..2....1..2..2
..3..1..2....2..2..3....2..2..3....1..3..3....3..1..1....0..3..3....1..3..3
CROSSREFS
Cf. A267990.
Sequence in context: A254711 A273920 A076218 * A307902 A281427 A294360
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 23 2016
STATUS
approved

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Last modified June 19 16:49 EDT 2024. Contains 373503 sequences. (Running on oeis4.)