搜索: 编号:a233675
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A233675型
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| (n+1)X(1+1)0..3数组的数量,每个2 X 2子块的边差平方和等于6。 |
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+0 1
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48, 184, 648, 2440, 8712, 32456, 116872, 432456, 1565704, 5768392, 20957064, 76995656, 280355592, 1028180936, 3749152392, 13733970760, 50125386248, 183485530824, 670067844488, 2451649137224, 8956514967816, 32760264743368
(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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链接
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配方奶粉
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经验:a(n)=a(n-1)+12*a(n-2)-4*a(n3)-16*a(n-4)。
经验公式:8*x*(6+17*x-14*x^2-28*x^3)/(1-x-12*x^2+4*x^3+16*x^4)-科林·巴克2018年10月11日
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例子
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n=5的一些解决方案:
..3..1....1..2....2..2....0..1....1..1....3..2....2..1....1..2....3..1....1..1
..2..2....1..0....1..3....0..2....2..0....1..2....3..1....1..3....2..1....2..3
..0..1....1..2....1..2....0..1....2..1....1..0....2..2....2..2....3..1....1..1
..2..1....0..0....0..2....0..2....0..1....2..2....3..1....0..1....3..2....2..3
..0..1....1..2....0..1....1..2....2..1....0..1....2..2....2..2....3..1....2..1
..2..2....1..3....2..1....0..0....3..3....2..2....1..0....1..0....2..2....3..1
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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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