|
| |
|
| A197427号 |
| nX4 0..4数组的数量，每个元素x等于其水平和垂直邻接数4,0,1,1，其中x=0,1,2,3,4 |
|
1
|
|
|
|
5, 71, 448, 5197, 43909, 410456, 4017895, 37566429, 351740354, 3301443327, 31135760775, 294213106126, 2771339919971, 26068700897789, 245447885397640, 2313251869240159, 21800440099050007, 205343629421991480
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
|
偏移
|
1，1
|
|
|
评论
|
每个0紧挨着0 4，每个1紧挨着1 0，每个2紧挨着2 1，每个3紧挨着3 1，每个4紧挨着4 1
|
|
|
链接
|
|
|
|
例子
|
某些解包含n=5的所有值0到4
..2..1..1..0....0..0..1..2....1..3..1..0....2..1..0..1....2..1..0..1
..1..0..1..1....2..1..4..1....0..1..4..1....1..4..1..2....1..4..1..1
..2..1..4..1..1...3..1..0...0..1..2...0..1..1...0...0..1..0...0..1..3...0
..0..3..1..0....0..2..1..2....0..2..0..0....1..3..1..0....0..1..1..2
..0..1..2..0....1..1..0..1....0..1..2..1....1..0..2..1....1..1..0..1
|
|
|
交叉参考
|
|
|
|
关键词
|
非n
|
|
|
作者
|
|
|
|
状态
|
经核准的
|
| |
|
|
