|
|
A297866型 |
| T(n,k)=nXk 0..1数组的数量,每个元素等于2、3或4个主移动相邻元素,左上角元素为零。 |
|
8
|
|
|
0, 0, 0, 0, 1, 0, 0, 2, 2, 0, 0, 5, 4, 5, 0, 0, 10, 13, 13, 10, 0, 0, 25, 62, 15, 62, 25, 0, 0, 54, 222, 233, 233, 222, 54, 0, 0, 125, 820, 1052, 2621, 1052, 820, 125, 0, 0, 282, 3159, 5774, 21519, 21519, 5774, 3159, 282, 0, 0, 641, 11882, 36119, 174970, 284344, 174970
(列表;桌子;图表;参考;听;历史;文本;内部格式)
|
|
|
抵消
|
1,8
|
|
评论
|
表格开始
.0...0.....0......0........0.........0...........0.............0..............0
.0...1.....2......5.......10........25..........54...........125............282
.0...2.....4.....13.......62.......222.........820..........3159..........11882
.0...5....13.....15......233......1052........5774.........36119.........204522
.0..10....62....233.....2621.....21519......174970.......1556367.......13214094
.0..25...222...1052....21519....284344.....3740362......52727368......711614693
.0..54...820...5774...174970...3740362....76517448....1699781649....36000744495
.0.125..3159..36119..1556367..52727368..1699781649...58344517697..1923723833047
.0.282.11882.204522.13214094.711614693.36000744495.1923723833047.99045666327382
|
|
链接
|
|
|
配方奶粉
|
k列的经验值:
k=1:a(n)=
k=2:a(n)=3*a(n-2)+4*a(n-3)+2*a(n-4)
k=3:n>16时[顺序14]
k=4:对于n>50,[订单47]
|
|
例子
|
n=5 k=4的一些解
..0..0..0..0. .0..0..0..0. .0..0..0..1. .0..0..0..0. .0..0..1..1
..0..1..0..1. .0..1..1..0. .1..0..1..1. .1..0..0..1. .0..1..0..1
..0..1..1..1. .1..1..0..1. .1..1..0..0. .1..1..1..1. .0..0..1..0
..1..0..0..0. .1..0..0..1. .1..0..0..1. .0..1..0..0. .0..1..1..0
..1..1..0..0. .1..1..1..1. .0..0..1..1. .0..0..0..0. .1..1..0..0
|
|
交叉参考
|
|
|
关键词
|
|
|
作者
|
|
|
状态
|
经核准的
|
|
|
|