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!)
A236643 Number of (n+1)X(3+1) 0..2 arrays colored with the maximum plus the upper median plus the lower median minus the minimum of every 2X2 subblock 1
3313, 59602, 1059502, 19049512, 341611331, 6135691048, 110014457016, 1974419685940, 35419863124516, 635654632432788, 11404562851684688, 204632387361445964, 3671559099611804860, 65880482855362142576 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 3 of A236645
LINKS
EXAMPLE
Some solutions for n=2
..0..2..1..1....1..0..2..2....2..1..1..0....0..0..0..0....0..0..0..2
..2..2..0..1....2..0..0..2....0..2..2..0....1..1..2..0....0..1..1..1
..2..2..2..1....2..1..2..0....0..1..2..0....1..0..2..0....2..1..0..0
CROSSREFS
Sequence in context: A251900 A078348 A078963 * A175277 A209206 A252510
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 2014
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 07:18 EDT 2024. Contains 371235 sequences. (Running on oeis4.)