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!)
A237295 Number of (n+1) X (3+1) 0..3 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2 X 2 subblock equal. 1
5360, 56752, 685244, 9292680, 134597244, 2051387740, 32420171928, 527547020504, 8787002245648, 149199162038628, 2573271092024688, 44949130957009720, 793203709353702320, 14111627418400298736, 252674070132372363880 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 3 of A237299.
LINKS
EXAMPLE
Some solutions for n=2
..1..1..1..1....1..3..2..3....0..0..0..3....1..1..2..1....2..1..1..0
..0..2..0..0....2..2..1..0....0..1..2..0....2..2..1..0....3..2..0..1
..3..1..3..3....1..3..2..3....0..0..0..1....3..1..2..3....1..0..2..3
CROSSREFS
Cf. A237299.
Sequence in context: A203962 A145770 A258074 * A296146 A063408 A057850
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 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 16:00 EDT 2024. Contains 371254 sequences. (Running on oeis4.)