|
|
A230913
|
|
Number of nX6 0..7 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value (x(i,j)+1) mod 8, and upper left element zero
|
|
1
|
|
|
0, 8, 1650, 154352, 16515468, 1821132074, 198872246508, 21679064102116, 2364862422099058, 257998825106362242, 28145414002555763394, 3070395667534086308108, 334951970767843594487436
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,2
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=3
..0..1..0..7..2..3....0..1..4..5..0..1....0..1..2..3..4..5....0..1..2..1..0..1
..2..3..6..5..4..3....2..3..6..7..2..1....0..1..0..7..6..5....0..3..4..3..2..1
..4..5..2..3..2..1....4..5..4..3..0..7....0..7..6..3..4..3....2..5..6..7..0..7
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|