%I A161826
%S A161826 1,2,3,4,6,8,9,12,15,20,24,25,30
%N A161826 Sequence related to divisors (Needs definition)
%H A161826 O. E. Pol, <a href="http://www.polprimos.com">Determinacion geometrica 
               de los numeros primos y perfectos</a>
%H A161826 O. E. Pol, <a href="http://www.polprimos.com/imagenespub/polprdipi.jpg"> 
               Divisors and pi(x)</a>
%Y A161826 Cf. A000005, A018253, A160811, A160812, A160813, A161205, A161344, A161345, 
               A161424, A161827, A161828, A161835.
%Y A161826 Sequence in context: A002348 A019469 A081491 this_sequence A048716 A010434 
               A074230
%Y A161826 Adjacent sequences: A161823 A161824 A161825 this_sequence A161827 A161828 
               A161829
%K A161826 more,nonn
%O A161826 1,2
%A A161826 Omar E. Pol (info(AT)polprimos.com), Jun 21 2009