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Search: id:A047828
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A047828 Becomes prime after exactly 9 iterations of f(x) = sum of prime factors of x. +0
1
41037, 55694, 82083, 86662, 88982, 90177, 106221, 106562, 109838, 111388, 123111, 134098, 168049, 173324, 177697, 177964, 179995, 195458, 207574, 213124, 214779, 215994, 219676, 222776, 229315, 233857, 240070, 240115, 244534, 246249 (list; graph; listen)
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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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