Search: id:A159973
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%I A159973
%S A159973 3,4,5,6,7,10,11,13,14,15,16,17,19,20,21,22,23,25,26,27,28,29,30,31,32,
%T A159973 33,34,35,37,38,39,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,57,58,
%U A159973 59,61,62,63,64,65,66,67,68,69,70,71,73,74,75,76,77,78,79,81,82,83,85
%N A159973 Non-refactorable numbers: number of divisors of n does not divide n.
%o A159973 (MAGMA) [ n: n in [1..85] | n mod #Divisors(n) ne 0 ];
%Y A159973 Complement of A033950.
%Y A159973 Sequence in context: A047308 A092860 A112874 this_sequence A158008 A106155 
               A087190
%Y A159973 Adjacent sequences: A159970 A159971 A159972 this_sequence A159974 A159975 
               A159976
%K A159973 nonn
%O A159973 1,1
%A A159973 Jaroslav Krizek (jaroslav.krizek(AT)atlas.cz), Apr 28 2009
%E A159973 Edited and extended by Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), 
               Apr 29 2009

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