|
| |
|
|
A251348
|
|
Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock summing to 3 4 or 5
|
|
1
|
|
|
|
72243, 8671957, 1089569635, 139048718681, 17831423507215, 2290637311033759, 294431140648806145, 37853419597875901305, 4866989460227715608167, 625789580809994010462331, 80463877083261588313702829
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
COMMENTS
|
|
|
|
LINKS
|
|
|
|
EXAMPLE
|
Some solutions for n=1
..1..2..2..1..2..2....1..0..2..1..1..0....0..2..1..0..0..0....2..1..1..0..1..0
..2..0..1..1..0..0....2..1..1..1..2..1....1..1..0..2..1..2....0..1..2..2..2..0
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
