%I A047740
%S A047740 1,2,3,3,4,4,5,5,6,6,6,7,7,8,8,8,9,9,9,10,10,10,11,11,11,12,12,
%T A047740 12,12,13,13,13,14,14,14,14,15,15,15,16,16,16,16,17,17,17,17,18,
%U A047740 18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,22,22,22,22,23,23
%N A047740 A discrete analogue of Li(n): Floor ( Sum_{k=2..n} 1/log_e (k) ).
%Y A047740 Sequence in context: A031247 A062575 A073188 this_sequence A137687 A024745 
               A030581
%Y A047740 Adjacent sequences: A047737 A047738 A047739 this_sequence A047741 A047742 
               A047743
%K A047740 nonn
%O A047740 2,2
%A A047740 N. J. A. Sloane (njas(AT)research.att.com).