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Search: id:A048132
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%I A048132
%S A048132 9314,27849,30993,36398,46142,46405,55686,68653,69765,74416,74924,
%T A048132 83718,84934,86662,86696,90177,92915,97533,97629,99895,101823,106538,
%U A048132 111498,116182,116225,119005,119618,119874,122506,124414,124467,129236
%N A048132 Becomes prime or 4 after exactly 10 iterations of f(x) = sum of prime 
               factors of x.
%C A048132 f(x) = sum of prime factors with multiplicity, so that f(1500) = 2+2+3+5+5+5 
               = 22.
%Y A048132 Sequence in context: A013815 A013900 A100696 this_sequence A022223 A004934 
               A004954
%Y A048132 Adjacent sequences: A048129 A048130 A048131 this_sequence A048133 A048134 
               A048135
%K A048132 nonn
%O A048132 1,1
%A A048132 David W. Wilson (davidwwilson(AT)comcast.net)

    
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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


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