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A352830型 |
| 弱递增素数指数y没有不动点y(i)=i的数。 |
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19
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1, 3, 5, 7, 11, 13, 15, 17, 19, 21, 23, 25, 29, 31, 33, 35, 37, 39, 41, 43, 47, 49, 51, 53, 55, 57, 59, 61, 65, 67, 69, 71, 73, 77, 79, 83, 85, 87, 89, 91, 93, 95, 97, 101, 103, 105, 107, 109, 111, 113, 115, 119, 121, 123, 127, 129, 131, 133, 137, 139, 141
(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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1,2
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评论
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n的素数指数是一个数m,使得素数(m)除以n。n的多素数指数集是A112798号.
所有术语都很奇怪。
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链接
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例子
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这些术语及其主要指数开始于:
1: {} 35: {3,4} 69: {2,9} 105: {2,3,4}
3: {2} 37: {12} 71: {20} 107: {28}
5: {3} 39: {2,6} 73: {21} 109: {29}
7: {4} 41: {13} 77: {4,5} 111: {2,12}
11: {5} 43: {14} 79: {22} 113: {30}
13: {6} 47: {15} 83: {23} 115: {3,9}
15: {2,3} 49: {4,4} 85: {3,7} 119: {4,7}
17: {7} 51: {2,7} 87: {2,10} 121: {5,5}
19: {8} 53: {16} 89: {24} 123: {2,13}
21: {2,4} 55: {3,5} 91: {4,6} 127: {31}
23: {9} 57: {2,8} 93: {2,11} 129: {2,14}
25: {3,3} 59: {17} 95: {3,8} 131: {32}
29: {10} 61: {18} 97: {25} 133: {4,8}
31:{11}65:{3,6}101:{26}137:{33}
33: {2,5} 67: {19} 103: {27} 139: {34}
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数学
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pq[y_]:=长度[Select[Range[Length[y]],#==y[[#]]&]];
选择[Range[100],pq[Flatten[Cases[FactorInteger[#],{p_,k_}:>表格[PrimePi[p],{k}]]]==0&]
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交叉参考
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*=未验证
囊性纤维变性。A062457号,A064410号,A065770型,A093641号,A257990型,A342192型,A352486型,A352823型,A352824型,A352825型,A352831型.
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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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