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A267545 Number of nX3 arrays containing 3 copies of 0..n-1 with no element 1 greater than its north, west or southeast neighbor modulo n and the upper left element equal to 0. 0
1, 0, 1, 255, 55971, 27018228, 26810032261, 44283186874351 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
COMMENTS
Column 3 of A267546.
LINKS
EXAMPLE
Some solutions for n=4
..0..2..2....0..3..2....0..2..0....0..3..2....0..2..1....0..2..0....0..2..2
..3..1..0....3..1..1....2..1..3....3..2..0....0..2..0....2..0..2....2..1..0
..1..3..2....2..1..3....0..3..2....1..0..2....3..1..3....1..3..1....1..3..3
..0..3..1....0..0..2....3..1..1....1..3..1....1..3..2....3..3..1....0..3..1
CROSSREFS
Cf. A267546.
Sequence in context: A177897 A160913 A022190 * A069383 A175824 A238996
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 16 2016
STATUS
approved

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Last modified June 20 23:53 EDT 2024. Contains 373535 sequences. (Running on oeis4.)