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!)
A235576 Number of (n+1)X(3+1) 0..3 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order rowwise and columnwise 1
28978, 3103656, 317142694, 28760293894, 2318212983882, 166487069932858, 10857138929700404, 650809497689548858, 36350010705252923052, 1909892977985471316274, 95227363392815469480914 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 3 of A235577
LINKS
EXAMPLE
Some solutions for n=1
..3..3..0..3....3..1..1..2....3..3..0..2....2..3..1..3....2..3..1..2
..3..1..3..0....1..1..1..0....3..1..2..0....1..0..2..1....2..1..1..1
CROSSREFS
Sequence in context: A364720 A235820 A235817 * A206017 A250762 A249465
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 12 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 February 26 22:44 EST 2024. Contains 370354 sequences. (Running on oeis4.)