|
|
A231660
|
|
Number of nX5 0..2 arrays with no element less than a strict majority of its horizontal, vertical and antidiagonal neighbors
|
|
1
|
|
|
51, 2163, 144465, 8300390, 434469343, 23632808750, 1304771142134, 71426776678405, 3902799543486962, 213611346097185990, 11693195116075740433, 639903225251107962333, 35018805296966170944821, 1916494358794580661283650
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=3
..0..0..0..0..0....2..0..0..0..0....2..0..1..0..0....0..0..2..0..1
..1..1..0..0..1....0..0..1..0..1....0..0..0..0..0....0..1..0..0..1
..1..1..2..0..0....0..2..1..0..0....2..2..1..1..2....1..1..0..0..1
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|