| 数据
|
81, 255, 825, 2817, 9717, 34317, 122305, 442285, 1612085, 5935493, 21990145, 82051485, 307574133, 1158698629, 4379531169, 16610367645, 63145291189, 240620562981, 918393173569, 3511019670621, 13437773070709, 51488379790533
|
| 例子
|
n=5的一些解
..0..1....1..2....2..1....2..2....2..0....2..1....0..2....0..2....2..1....2..0
..0..1....2..0....2..1....2..1....0..2....0..0....2..0....2..0....1..1....0..2
..1..1....2..2....2..1....2..1....1..2....1..2....2..0....1..2....1..2....2..0
..1...0…..0..1…..1..2…..1..2…..0..2…..1..0…..2..0…..2..0…..0..2…..2..0…..0..2…..2..0
..0..1....2..2....2..2....2..1....1..2....1..2....2..0....2..0....1..2....2..0
..1..0....0..1....1..2....1..2....0..2....0..1....2..0....2..0....0..2....2..1
|