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A278412
Number of nX6 0..2 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes.
1
357, 166762, 58069125, 20086951472, 6584300364020, 1920315533923360, 495717541750226155, 116167496151879183500, 25419584353649348727704, 5288610598245403858539329, 1051786588251592754050785317
OFFSET
1,1
COMMENTS
Column 6 of A278414.
LINKS
EXAMPLE
Some solutions for n=2
..0..0..2..0..0..1. .0..0..1..2..2..1. .1..1..2..1..2..2. .0..2..0..1..0..1
..0..2..1..2..1..1. .0..0..2..1..0..2. .0..2..0..1..0..0. .1..1..1..2..0..1
CROSSREFS
Cf. A278414.
Sequence in context: A166916 A166913 A224434 * A278632 A108875 A236159
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 21 2016
STATUS
approved