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A278367 Number of nX3 0..2 arrays with rows and columns in lexicographic nondecreasing order but with exactly three mistakes. 1
0, 59, 3766, 184341, 5897660, 138641633, 2705568336, 46817185633, 733865213852, 10436129552575, 134500209406905, 1574376228128520, 16823886495202722, 165209993322147396, 1501159407870244666, 12704143377811774222 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 3 of A278372.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

R. H. Hardin, Empirical polynomial of degree 107

FORMULA

Empirical polynomial of degree 107 (see link above)

EXAMPLE

Some solutions for n=4

..2..0..0. .2..0..0. .1..0..1. .1..0..2. .2..0..2. .2..0..0. .2..0..1

..2..2..0. .2..1..0. .0..2..0. .0..0..0. .0..0..1. .1..1..2. .1..0..0

..2..2..1. .0..1..2. .0..2..1. .2..1..0. .2..1..2. .2..1..0. .0..1..1

..0..0..0. .2..1..2. .0..1..0. .2..0..2. .1..2..2. .1..0..0. .2..2..0

CROSSREFS

Cf. A278372.

Sequence in context: A263508 A119886 A135649 * A198509 A258269 A094489

Adjacent sequences:  A278364 A278365 A278366 * A278368 A278369 A278370

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 19 2016

STATUS

approved

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Last modified January 27 15:14 EST 2020. Contains 331295 sequences. (Running on oeis4.)