搜索: 编号:a261046
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A261046型
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| 行读取的不规则三角形:第一列由重复的奇数组成,但没有第一个1。第n行(n>=0)包含floor(n/2)=1项。每行包含连续的奇数。 |
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+0 2
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1, 3, 3, 5, 5, 7, 5, 7, 9, 7, 9, 11, 7, 9, 11, 13, 9, 11, 13, 15, 9, 11, 13, 15, 17, 11, 13, 15, 17, 19, 11, 13, 15, 17, 19, 21, 13, 15, 17, 19, 21, 23, 13, 15, 17, 19, 21, 23, 25, 15, 17, 19, 21, 23, 25, 27, 13, 15, 17, 19, 21, 23, 25, 27
(列表;图表;参考;听;历史;文本;内部格式)
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偏移
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0,2
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评论
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1, 1, 1,
3, 1, 3,
3, 5, 3, 1, 9, 5,
5, 7, * 3, 1, = 15, 7,
5, 7, 9, 5, 3, 1, 25, 21, 9
7, 9, 11, 5, 3, 1, 35, 27, 11,
等。
1,
4, 3,
9, 8, 5,
16, 15, 12, 7,
25, 24, 21, 16, 9,
等。
如果没有第一列,三角形是A120070号(n+2)。这给出了氢原子谱线频率和元素珍妮特周期表之间的联系。
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链接
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例子
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三角形开始:
1,
三,
3, 5,
5, 7,
5, 7, 9,
7, 9, 11,
7, 9, 11, 13,
9, 11, 13, 15,
9, 11, 13, 15, 17,
....
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交叉参考
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关键词
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非n,选项卡
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作者
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状态
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经核准的
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搜索在0.003秒内完成
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