|
|
A223714
|
|
Number of n X 5 0..1 arrays with row sums and column sums unimodal.
|
|
1
|
|
|
16, 418, 8953, 170568, 2961925, 47624032, 724836148, 10522589594, 147121311988, 1993532014468, 26303155145397, 339410850908445, 4295765474711440, 53471060142013389, 655949043395367371, 7943832278560078298
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=3
..0..1..1..0..1....1..0..1..1..1....1..1..1..0..1....1..1..0..1..0
..1..1..0..1..1....0..1..1..1..1....1..0..1..1..0....1..1..1..1..0
..0..0..1..1..1....0..1..1..0..0....1..1..0..0..0....0..1..1..0..1
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|