login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A202714 T(n,k)=Number of n X n 0..k arrays with row sums equal and no column sum equal to the previous 5
2, 3, 2, 4, 10, 38, 5, 28, 624, 838, 6, 60, 4740, 173860, 75302, 7, 110, 23036, 7788648, 421158558, 27842760, 8, 182, 83994, 147823100, 189412482924, 8496020082856, 37121438930, 9, 280, 250668, 1631287078 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

...........2.............3............4.........5..........6......7...8.9

...........2............10...........28........60........110....182.280

..........38...........624.........4740.....23036......83994.250668

.........838........173860......7788648.147823100.1631287078

.......75302.....421158558.189412482924

....27842760.8496020082856

.37121438930

LINKS

Table of n, a(n) for n=1..32.

EXAMPLE

Some solutions for n=3 k=3

..1..2..2....0..3..3....2..0..3....0..1..2....3..2..2....0..0..3....2..2..1

..3..1..1....3..0..3....3..2..0....0..0..3....3..3..1....0..0..3....1..3..1

..1..1..3....2..3..1....3..0..2....0..3..0....3..2..2....1..2..0....2..3..0

CROSSREFS

Row 2 is A006331

Sequence in context: A127157 A236406 A247497 * A022662 A295703 A059051

Adjacent sequences:  A202711 A202712 A202713 * A202715 A202716 A202717

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Dec 23 2011

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 26 15:18 EDT 2019. Contains 323597 sequences. (Running on oeis4.)