| 数据
|
434, 3240, 24340, 183764, 1379886, 10406596, 78612538, 593121116, 4469323758, 33698637958, 254212599808, 1917348305880, 14457809113682, 109028076862576, 822269791408032, 6201236835251186, 46765472722995182, 352677245924001228
|
| 例子
|
n=4的一些解
..0..0..0....0..2..2....0..2..2....1..1..1....0..2..2....0..2..2....0..2..1
..2..1..1....1..1..0....1..1..0....0..0..2....2..1..2....0..2..2....0..0..0
..1..1..1....0..0..0....1..0..0....0..0..2....1..2..0....0..0..0....0..0..2
..1..1..2…..0..1..2…..0...0...0..1..1…..1..1..1...0...0...2...0..1
..0..2..0....2..1..1....2..1..0....2..1..0....1..1..2....1..2..2....1..1..0
|