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A219850 Number of nX6 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX6 array 1
21, 86, 1437, 23946, 328442, 4032388, 47321720, 539690445, 5969586828, 63786858888, 657096362962, 6521386141300, 62352002779696, 574621820954426, 5109329663976670, 43890104602738098, 364784311925241845 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A219852
LINKS
EXAMPLE
Some solutions for n=3
..1..1..1..0..0..0....1..0..0..0..0..0....1..1..1..0..0..0....1..1..1..0..0..0
..1..1..1..0..0..0....1..0..0..0..0..0....1..1..0..0..0..2....1..1..1..0..0..0
..2..1..1..2..0..0....1..2..2..2..0..1....1..1..0..1..1..1....2..2..2..0..0..0
CROSSREFS
Sequence in context: A171129 A301540 A240518 * A158540 A304514 A219886
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 29 2012
STATUS
approved

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Last modified April 25 09:49 EDT 2024. Contains 371967 sequences. (Running on oeis4.)