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

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A278892 Number of nX4 0..3 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly three mistakes. 1
1, 12392, 6888340, 2058210408, 430110958155, 69420349158080, 9164480794983836, 1029371666008338780, 101224646155024674325, 8900210716755685218198, 710786174826504133948822, 52173165758812211838931296 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 4 of A278896.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..133

EXAMPLE

Some solutions for n=2

..1..3..3..1. .2..3..3..1. .2..3..1..3. .1..0..1..1. .2..2..0..2

..0..0..2..1. .1..0..1..3. .2..2..3..0. .0..3..0..1. .1..3..1..1

CROSSREFS

Cf. A278896.

Sequence in context: A140938 A202563 A061731 * A248084 A224120 A233964

Adjacent sequences: A278889 A278890 A278891 * A278893 A278894 A278895

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 30 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 December 8 03:48 EST 2022. Contains 358672 sequences. (Running on oeis4.)