| 数据
|
64, 800, 8464, 80511, 674041, 6257919, 59351616, 552794085, 5097817201, 47195896740, 438136762561, 4064453149200, 37678579570944, 349334350156955, 3239408289640000, 30038648311142380, 278531798728132161
|
| 例子
|
n=4的一些解
..1..0..0..1..0....0..0..1..0..0....0..0..1..0..0....1..0..0..0..0
..0..0..1..0..1....0..1..0..0..1....0..1..0..0..0....0..0..0..1..0
..0..0..0..1..1....0..0..1..0..0....1..0..0..1..0....1..0..0..0..0
..1..1..0...0...0...0...0...0...0...1.0...0...0...0...1...0...0...0...0...0...0
..0..0..0..0..1....0..1..0..0..1....0..0..0..0..0....1..0..0..0..0
|