|
|
A188500
|
|
Number of n X n binary arrays without the pattern 0 1 0 diagonally, vertically or horizontally
|
|
0
|
|
|
2, 16, 229, 5626, 317751, 47153387, 15602080066, 10679333746605, 15965188461370862, 54469837118110826481, 418222453639358665952917, 7076429422309098758072976354, 264209106726567934754362229986426
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for 3X3
..1..1..1....1..1..1....1..0..1....0..0..0....0..0..1....0..0..1....1..0..0
..1..1..1....0..0..0....1..0..0....1..0..0....0..0..0....0..0..1....1..0..1
..0..0..1....1..1..1....0..0..0....1..1..1....0..0..0....1..1..0....1..1..1
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|