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(来自的问候整数序列在线百科全书!)
1974年1月 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,等于3,0,1,1 8
1, 3, 3, 4, 9, 4, 5, 20, 20, 5, 9, 71, 60, 71, 9, 16, 227, 358, 358, 227, 16, 25, 664, 1626, 3305, 1626, 664, 25, 39, 2107, 7232, 25621, 25621, 7232, 2107, 39, 64, 6675, 34717, 199384, 356211, 199384, 34717, 6675, 64, 105, 20696, 160988, 1634731, 4499426 (列表;桌子;图表;参考;;历史;文本;内部格式)
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每个0紧挨着0 3,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
表格开始
...1.....3.......4.........5............9.............16...............25
...3.....9......20........71..........227............664.............2107
...4....20......60.......358.........1626...........7232............34717
...5....71.....358......3305........25621.........199384..........1634731
...9...227....1626.....25621.......356211........4499426.........60334353
..16...664....7232....199384......4499426.......93153650.......2065093081
..25..2107...34717...1634731.....60334353.....2065093081......77683473682
..39..6675..160988..13013551....801294395....45796265386....2861267797023
..64.20696..748843.103260478..10631272297..1003308210971..104224692369107
.105.65029.3514426.825286477.141478252511.22026879283832.3821001855576417
链接
例子
对于n=6 k=4,某些解包含所有值0到4
..0..1..1...0…..2..1..2...0…..2..1..0...0...0..1..2...2...2...2...0
..0..2..2..1....1..0..1..1....1..0..2..0....1..0..1..1....1..0..1..1
..0..1..3..1....1..0..1..3....1..0..1..1....1..0..2..0....3..1..4..1
..1..4..1..0....1..1..4..1....2..1..4..1....3..1..1..0....1..4..1..0
..1..1..1..2....0..1..1..0....0..1..1..0....1..4..1..0....0..1..1..0
..0..0..0..1....1..3..1..0....1..3..1..0....0..1..2..0....1..3..1..0
交叉参考
第1列是A195971号
关键词
非n,
作者
R.H.哈丁2011年10月14日
状态
经核准的

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