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!)
A278607 Number of nX4 0..3 arrays with rows and columns in lexicographic nondecreasing order but with exactly three mistakes. 1
1, 16224, 5985658, 1608427228, 371601597959, 70116431548595, 10962535851392548, 1484609498751465944, 180746700125333897094, 20196427927488082918343, 2086680362256607056736883 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 4 of A278610.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..132

EXAMPLE

Some solutions for n=2

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

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

CROSSREFS

Cf. A278610.

Sequence in context: A031843 A031624 A035921 * A235845 A254163 A254170

Adjacent sequences:  A278604 A278605 A278606 * A278608 A278609 A278610

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 23 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 June 27 19:31 EDT 2022. Contains 354898 sequences. (Running on oeis4.)