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!)
A237738 T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with the (lower) median of each row and column nondecreasing 5
144, 790, 790, 3720, 13259, 3720, 18284, 105639, 105639, 18284, 83776, 1707200, 1659924, 1707200, 83776, 389862, 13980344, 38387146, 38387146, 13980344, 389862, 1747320, 219064013, 639694176, 3285354224, 639694176, 219064013, 1747320 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.......144...........790...........3720.............18284.............83776

.......790.........13259.........105639...........1707200..........13980344

......3720........105639........1659924..........38387146.........639694176

.....18284.......1707200.......38387146........3285354224.......78198241984

.....83776......13980344......639694176.......78198241984.....4209480134144

....389862.....219064013....13279334007.....6351885785786...429611650170264

...1747320....1853523145...226316321580...159454491881910.25303989249262240

...7872964...28043965682..4405469041518.12257643095551296

..34692768..244945512750.75639307776048

.153039484.3576754641447

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..71

EXAMPLE

Some solutions for n=2 k=4

..0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0

..1..0..0..1..0..0....1..1..0..0..1..0....0..0..0..1..0..0....1..1..0..0..0..1

..0..1..0..0..0..1....0..0..0..0..1..1....0..1..0..1..0..1....0..0..1..0..0..1

..0..1..1..0..1..0....1..1..0..0..0..0....1..0..1..0..1..1....0..0..0..1..1..1

CROSSREFS

Sequence in context: A268806 A112067 A210724 * A237734 A234091 A234084

Adjacent sequences:  A237735 A237736 A237737 * A237739 A237740 A237741

KEYWORD

nonn,tabl

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 October 2 01:30 EDT 2022. Contains 357191 sequences. (Running on oeis4.)