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A278852 Number of nX5 0..1 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly three mistakes. 1
0, 239, 15066, 449677, 9317846, 154090507, 2167109763, 26799758534, 297417275848, 3004658410735, 27940725989130, 241350612592135, 1951440294582041, 14865802497447044, 107290958051308517 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A278855.

LINKS

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

R. H. Hardin, Empirical polynomial of degree 101

FORMULA

Empirical polynomial of degree 101 (see link above)

EXAMPLE

Some solutions for n=3

..1..0..0..1..0. .1..1..0..1..0. .0..0..0..1..1. .1..1..0..0..0

..1..0..0..0..1. .0..1..0..1..1. .1..1..1..1..0. .0..1..0..1..0

..1..0..1..1..1. .1..1..1..1..0. .0..0..1..1..0. .1..1..1..1..0

CROSSREFS

Cf. A278855.

Sequence in context: A224056 A224309 A224373 * A163041 A069364 A163052

Adjacent sequences:  A278849 A278850 A278851 * A278853 A278854 A278855

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 29 2016

STATUS

approved

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Last modified June 23 18:45 EDT 2021. Contains 345402 sequences. (Running on oeis4.)