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!)
A237731 Number of (n+2)X(1+2) 0..2 arrays with the (lower) medians of each row and column unequal to its neighbors 1
3792, 54984, 1029888, 15953344, 274387488, 4405125168, 72614463072, 1191889517856, 19168682511648, 319420828979856, 5057452566770208, 85201863532616544, 1334977464991925280, 22675972581579592704 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 1 of A237733
LINKS
EXAMPLE
Some solutions for n=2
..2..0..1....2..1..0....2..0..2....2..2..2....0..2..0....0..2..0....2..2..2
..2..1..2....0..1..0....0..1..0....2..1..0....2..1..0....0..1..2....2..0..0
..1..2..1....2..0..2....1..2..0....2..2..0....0..0..0....1..2..2....1..2..2
..2..0..0....0..1..1....0..2..2....0..1..1....0..1..2....0..0..2....2..0..1
CROSSREFS
Sequence in context: A107539 A046837 A237733 * A232381 A109183 A284872
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 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 July 12 07:52 EDT 2024. Contains 374239 sequences. (Running on oeis4.)