|
|
196717年 |
| nX7 0..4数组的数量,其中每个元素x等于其水平和垂直邻接数4,0,2,1,3,其中x=0,1,2,3,4 |
|
1
|
|
|
17, 468, 7368, 222112, 5443550, 139260414, 3464871506, 87347779774, 2189117562853, 54554907624355, 1364716687922414, 34203898910729035, 856342981705944451, 21436725243287303475, 536742033291537818929
(列表;图表;参考;听;历史;文本;内部格式)
|
|
|
抵消
|
1,1
|
|
评论
|
每个0紧邻0 4,每个1紧邻1 0,每个2紧邻2 2,每个3紧邻3 1,每个4紧邻4 3
|
|
链接
|
|
|
例子
|
n=4的一些解
..0..2..2..0..1..1..0....0..0..0..0..1..1..0....0..0..0..0..0..0..0
..1..2..2..0..2..2..0....1..2..2..2..2..1..1....0..2..2..1..1..1..1
..1..0..1..1..2..2..0....1..2..1..0..2..0..1....0..2..2..1..3..3..1
..1..0..1..3..1..0..0....0..2..2..2..2..0..1....1..1..0..0..1..1..0
|
|
交叉参考
|
|
|
关键词
|
非n
|
|
作者
|
|
|
状态
|
经核准的
|
|
|
|