|
| |
|
| 1997年9月 |
| nX4 0..4数组的数量，每个元素x等于其水平和垂直邻接数4,2,1,1,1，x=0,1,2,3,4 |
|
1
|
|
|
|
3, 43, 366, 3569, 33484, 305072, 2851047, 26590627, 247746587, 2305802120, 21459906149, 199841921634, 1861166557518, 17329698018271, 161350468732641, 1502364658567377, 13989296068891906, 130259766181421235
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
|
抵消
|
1,1
|
|
|
评论
|
每0紧挨着0 4，每1紧挨着1 2，每2紧挨着2 1，每3紧挨着3 1，每4紧挨着4 1
|
|
|
链接
|
|
|
|
例子
|
某些解包含n=5的所有值0到4
..0..0..2..1....0..1..0..0....2..1..3..1....2..1..3..1....0..0..2..1
..2..1..1..1....1..2..2..1....1..4..1..2....1..4..1..2....0..0..1..0
..1..4..1..2....1..3..1..3....0..1..1..2....3..1..0..0....2..1..4..1
..3..1..0..0....2..1..4..1....0..2..1..1....1..2..0..0....1..3..1..2
..1..2..0..0....0..0..1..2....1..2..1..0....1..2..1..0....0..0..0..0
|
|
|
交叉参考
|
|
|
|
关键词
|
非n
|
|
|
作者
|
|
|
|
状态
|
经核准的
|
| |
|
|
