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!)
A232792 Number of (n+1)X(3+1) 0..1 arrays x(i,j) with row sums sum{j^4*x(i,j), j=1..3+1} nondecreasing, and column sums sum{i^4*x(i,j), i=1..n+1} nondecreasing 1
25, 130, 650, 2942, 11819, 42305, 127788, 340647, 812254, 1845329, 4090533, 8883930, 18856951, 39064639, 78110927, 150282496, 279339615, 503544700, 885775170, 1527791237, 2592456480, 4335154285, 7134155240, 11544683457 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A232797

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..29

EXAMPLE

Some solutions for n=5

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

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

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

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

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

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

CROSSREFS

Sequence in context: A045166 A232873 A232856 * A305956 A317217 A147489

Adjacent sequences:  A232789 A232790 A232791 * A232793 A232794 A232795

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 30 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 18 21:11 EDT 2022. Contains 356215 sequences. (Running on oeis4.)