|
| |
|
| A196699号 |
| n X n 0..4个数组的数量，每个元素X等于其水平和垂直邻域的数量，当X=0,1,2,3,4时，等于3,1,0,4,2 |
|
0
|
|
|
|
1, 11, 207, 16676, 4114365, 3444722540, 9630587515529, 90075372757265811
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
|
抵消
|
1,2
|
|
|
评论
|
每个0紧邻0 3，每个1紧邻1 1，每个2紧邻2 0，每个3紧邻3 4，每个4紧邻4 2
|
|
|
链接
|
|
|
|
示例
|
n=4的一些解
..0..2..0..2....2..0..0..0....2..0..1..0....0..0..0..0....0..2..0..2
..2..1..0..0....0..1..1..0....0..0..1..0....2..0..0..0....0..1..1..0
..0..1..0..1....0..2..0..0....0..0..0..1....2..0..0..0....1..2..0..0
..0..0..0..1....0..1..1..0....1..1..0..1....0..2..2..0....1..0..0..2
|
|
|
交叉参考
|
|
|
|
关键词
|
非n
|
|
|
作者
|
|
|
|
状态
|
经核准的
|
| |
|
|
