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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A278414.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..45

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

Adjacent sequences:  A278409 A278410 A278411 * A278413 A278414 A278415

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 21 2016

STATUS

approved

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Last modified June 18 16:38 EDT 2021. Contains 345120 sequences. (Running on oeis4.)