%I A132077
%S A132077 1,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97,101,113,
%T A132077 131,151,169,181,191,199,211,223,227,229,233,277,289,311,313,331,337,
%U A132077 353,361,373,383,433,443,449,499,529,557,577,599,661,677,727,733,757
%N A132077 Numbers having in decimal representation exactly the same number of distinct 
               digits as number of divisors.
%C A132077 A043537(a(n)) = A000005(a(n)).
%H A132077 R. Zumkeller, <a href="b132077.txt">Table of n, a(n) for n = 1..10000</
               a>
%e A132077 a(2) = 13: #{1,3} = #{1,13};
%e A132077 a(26) = 169: #{1,6,9} = #{1,13,169};
%e A132077 a(74) = 1027: #{0,1,2,7} = #{1,13,79,1027};
%e A132077 a(241) = 2197: #{1,2,7,9} = #{1,13,169,2197};
%e A132077 a(3537) = 28561: #{1,2,5,6,8} = #{1,13,169,2197,28561}.
%Y A132077 Sequence in context: A075761 A046064 A008365 this_sequence A034845 A045921 
               A040136
%Y A132077 Adjacent sequences: A132074 A132075 A132076 this_sequence A132078 A132079 
               A132080
%K A132077 nonn,base
%O A132077 1,2
%A A132077 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 09 2007