|
| |
|
| A197199号 |
| T（n，k）=nXk 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，x=0,1,2,3,4时等于4,1,3,0 |
|
5
|
|
|
|
1, 2, 2, 3, 5, 3, 4, 9, 9, 4, 6, 20, 25, 20, 6, 9, 41, 75, 75, 41, 9, 13, 85, 213, 314, 213, 85, 13, 19, 178, 621, 1283, 1283, 621, 178, 19, 28, 369, 1801, 5311, 7363, 5311, 1801, 369, 28, 41, 769, 5219, 21803, 42664, 42664, 21803, 5219, 769, 41, 60, 1600, 15133, 89640
(列表;桌子;图表;参考;听;历史;文本;内部格式)
|
|
|
|
抵消
|
1,2
|
|
|
评论
|
每个0紧挨着0 4的，每个1紧挨着1 1的，每个2紧挨着2 3的，每个3紧挨着3 2的，每个4紧挨着4 0的
表格开始
..1…..2…..3…..4…..6…..9…..13………19
..2....5.....9......20.......41.........85.........178...........369
..3....9....25......75......213........621........1801..........5219
..4...20....75.....314.....1283.......5311.......21803.........89640
..6...41...213....1283.....7363......42664......247053.......1431868
..9…85…621…5311…42664…350711…2873141…23497244
.13..178..1801...21803...247053....2873141....33176391.....383262156
.19..369.5219…89640..1431868…23497244…383262156…6258308430
.28..769.15133..369032..8291425..192348965..4432780869..102222467201
.41.1600.43867.1517961.48020216.1574634137.51234398070.1669087121069
|
|
|
链接
|
|
|
|
例子
|
n=6 k=4的一些解
..0..1..1..0....1..1..0..1....0..0..0..0....0..1..0..0....1..0..0..1
..1..0..0..1....0..0..0..1....0..1..1..0....0..1..0..0....1..0..0..1
..1..0..0..1....0..0..0..0....1..0..0..0....0..0..0..0....0..0..0..0
..0..0..0..0....1..0..0..0....1..0..0..1....1..1..0..0....1..1..0..0
..0..0..0..0....1..0..0..0....0..1..0..1....0..0..0..1....0..0..0..0
..0..0..0..0....0..0..1..1....0..1..0..0....0..0..0..1....0..0..1..1
|
|
|
交叉参考
|
|
|
|
关键字
|
|
|
|
作者
|
|
|
|
状态
|
经核准的
|
| |
|
|
