login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
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
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
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 29 2016
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 07:20 EDT 2024. Contains 371235 sequences. (Running on oeis4.)