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Search: id:A067688
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| A067688 |
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Composite n such that for some integer r, n equals the sum of the r-th powers of the prime factors of n (counted with multiplicity). |
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3
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| 4, 16, 27, 256, 3125, 19683, 65536, 823543, 1096744, 2836295, 4294967296, 4473671462
(list; graph; listen)
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