login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A233055 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays x(i,j) with row sums sum{j*x(i,j), j=1..k+1} nondecreasing, and column sums sum{i^2*x(i,j), i=1..n+1} nondecreasing 5
84, 517, 567, 2504, 12943, 3133, 10259, 230008, 263629, 14845, 36681, 3388003, 17810392, 4493649, 63271, 117336, 42636091, 1003305932, 1158868388, 67014557, 247417, 342631, 469323351, 48050514719, 252737269997, 65031861708, 897520231 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.....84.......517........2504........10259.......36681....117336.....342631

....567.....12943......230008......3388003....42636091.469323351.4607489801

...3133....263629....17810392...1003305932.48050514719

..14845...4493649..1158868388.252737269997

..63271..67014557.65031861708

.247417.897520231

.902423

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..30

EXAMPLE

Some solutions for n=2 k=4

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

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

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

CROSSREFS

Sequence in context: A251254 A064198 A329935 * A233056 A211260 A233053

Adjacent sequences:  A233052 A233053 A233054 * A233056 A233057 A233058

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Dec 03 2013

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 14 03:00 EDT 2021. Contains 343872 sequences. (Running on oeis4.)