| 数据
|
256, 2796, 30698, 357316, 4195956, 50119046, 601976968, 7271574636, 88068458546, 1068829320076, 12986262880788, 157905941911406, 1920929508184336, 23375169249987756, 284496769631574458, 3462985011143368276
|
| 例子
|
n=3的一些解
..1..3....0..3....3..1....3..0....0..1....1..2....3..0....0..3....0..0....2..3
..3..2....0..2....0..2....0..2....0..3....0..2....0..2....1..3....3..1....2..2
..3..2....3..0....3..3....3..2....2..3....1..0....0..3....1..3....2..0....3..3
..2..3....0..3....1..3....3..2....2..0....0..2....0..0....2..2....3..0....3..1
|