%I A076717
%S A076717 1,1,4,1,6,4,8,25,37,16,12,106,14,92,384,561,18,65,20,706,2552,1948,24,
               15658,
%T A076717 3151,8048,20440,2570,30,33326,32,135393,178512,130816,94968,583219,38,
               523964,
%U A076717 1596560,2465370,42,2521186,44,15082,16364502,8388124,48,78560082,823593,
               23888231
%V A076717 1,1,4,-1,6,4,8,-25,37,16,12,-106,14,92,384,-561,18,-65,20,-706,2552,1948,
               24,-15658,
%W A076717 3151,8048,20440,-2570,30,-33326,32,-135393,178512,130816,94968,-583219,
               38,523964,
%X A076717 1596560,-2465370,42,-2521186,44,-15082,16364502,8388124,48,-78560082,
               823593,23888231
%N A076717 a(n) = -sum_{d divides n} (-n/d)^d.
%F A076717 G.f.: Sum_{n>0} n*x^n/(1+n*x^n).
%Y A076717 Cf. A055225.
%Y A076717 Sequence in context: A098986 A000593 A115607 this_sequence A120422 A110312 
               A011242
%Y A076717 Adjacent sequences: A076714 A076715 A076716 this_sequence A076718 A076719 
               A076720
%K A076717 sign
%O A076717 1,3
%A A076717 Vladeta Jovovic (vladeta(AT)eunet.rs), Oct 27 2002