|
| |
|
|
A086832
|
|
Number of ways to tile an n X n board having a black border with the following 1 X 1 tiles: bbbb, bbww, wbbw, bwwb, wwbb, where the colors are read clockwise around each tile.
|
|
2
|
|
|
|
1, 2, 5, 36, 324, 7041, 233265, 16038658, 1884307184, 426645198097, 173238487743952
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
| |
| |
|
|
