搜索: 编号:a318547
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A318547型
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| 每个元素水平、垂直或反对角相邻元素不等于1、2、4或6且左上角元素为零的nX3 0..1数组的数量。 |
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+0 1
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1, 6, 5, 21, 44, 106, 258, 600, 1476, 3461, 8382, 19993, 47986, 115062, 275759, 661860, 1587148, 3808959, 9139148, 21934213, 52643142, 126358591, 303319238, 728132846, 1748027976, 4196626333, 10075548717, 24190744152, 58081944604, 139457643789
(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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1,2
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评论
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链接
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配方奶粉
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经验公式:a(n)=6*a(n-2)+10*a(n-3)-4*a(-n4)-39*a(n5)-51*a(6-6)+7*a 40*a(n-20)+11*a
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例子
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n=5的一些解
..0..0..0. .0..1..0. .0..1..0. .0..1..0. .0..1..1. .0..1..1. .0..0..0
..1..1..1. .0..0..0. .0..0..0. .0..0..1. .1..1..0. .1..0..1. .1...0..1
..1..1..1. .0..0..1. .0..1..1. .1..1..1. .1..1..1. .1..1..1. .0..0..0
..0..1..0. .1..0..0. .1..0..1. .1..0..1. .0..1..1. .1..0..1. .1..0..0
..1..1..1. .0...0..1。1..1..0. .1..1..0. .1..1..0. .1..1..0. .0..1..0
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交叉参考
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关键词
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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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