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A197404号 |
| nX3 0..4阵列的数量,每个元素x等于其水平和垂直邻居的数量,等于3,0,1,1,1,x=0,1,2,3,4 |
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1
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4, 20, 60, 358, 1626, 7232, 34717, 160988, 748843, 3514426, 16448990, 76889286, 359867470, 1684122959, 7879951514, 36879246800, 172597946528, 807735845097, 3780221117751, 17691605965676, 82797291928191, 387496301051514
(列表;图表;参考;听;历史;文本;内部格式)
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抵消
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1,1
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评论
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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
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链接
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配方奶粉
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经验公式:a(n)=4*a(n-1)+4*a(n-2)+8*a(n-3)-37*a(-n4)-13*a(n5)-58*a(名词-6)-814*a 9*a(n-17)-25413*a+12464*a(n-25)-363*a
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例子
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n=4的一些解
..1..0..0....1..0..0....0..0..0....1..0..0....1..0..1....1..1..0....0..0..0
..2..1..1....2..0..0....0..2..1....1..1..2....1..2..1....0..1..1....1..1..1
..0..2..1....1..2..1....2..1..2....0..2..1....0..0..0....0..1..2....2..1..3
..0..0..0....0..0..1....1..0..0....0..0..0....1..1..1....1..2..0....0..0..1
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交叉参考
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关键字
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非n
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作者
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状态
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经核准的
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