|
| |
|
|
A223974
|
|
Number of nX7 0..2 arrays with rows and antidiagonals unimodal
|
|
1
|
|
|
|
239, 57121, 7829639, 822895397, 76942621022, 6766457318128, 574360426081996, 47758165568891552, 3923597116646870013, 320103299171867245506, 26009282573098001541721, 2108303995165038876541532
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
COMMENTS
|
|
|
|
LINKS
|
|
|
|
EXAMPLE
|
Some solutions for n=3
..0..0..0..2..2..2..2....0..0..0..2..0..0..0....0..0..0..0..0..2..1
..0..0..0..1..2..2..0....0..0..0..0..0..1..2....0..0..0..0..2..2..0
..0..0..0..0..0..2..2....0..0..0..1..2..0..0....0..0..2..2..2..0..0
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
