搜索： a309740-身份证号：a309704
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A309739型
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| 形式为b*10^（2*k）+b*10*k+1的素数表示1<=b<=9，k>=0。 |
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+10
6
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3, 5, 7, 11, 13, 17, 19, 331, 661, 881, 991, 20201, 60601, 90901, 2002001, 5005001, 300030001, 600060001, 50000500001, 2000002000001, 8000008000001, 9000009000001, 3000000003000000001, 200000000020000000001, 80000000000800000000001
(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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例子
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b| b*10^（2*k）+b*10*k+1形式的素数
--+-------------------------------------------------------------
1 | 3.
2 | 5, 20201, 2002001, 2000002000001, 200000000020000000001, ...
3 | 7, 331, 300030001, 3000000003000000001.
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5 | 11, 5005001, 50000500001, ...
6 | 13, 661, 60601, 600060001, ...
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8月17日，881，8000008000001，80000000000800000000001。。。
9 | 19, 991, 90901, 9000009000001, 9000000000009000000000001, ...
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交叉参考
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关键词
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非n,基础
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作者
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状态
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经核准的
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