%I A087616
%S A087616 0,0,1,26,2491
%N A087616 Number of unlabeled cyclic preferences/voting outcomes, indifference 
               and undecidedness/incompleteness permitted (Social Choice Theory).
%H A087616 For Social Choice Theory terminology, see: Jobst Heitzig, <a href="http:/
               /www-ifm.math.uni-hannover.de/preprints/pr304.pdf">Preprint: Social 
               Choice Under Incomplete, Cyclic Preferences (2001-01-23)</a>.
%F A087616 Equals A000273 - A087614.
%Y A087616 Cf. A087615 for the labeled analogue, A003087, A087614, A000273.
%Y A087616 Sequence in context: A005643 A054853 A103642 this_sequence A058449 A034244 
               A015060
%Y A087616 Adjacent sequences: A087613 A087614 A087615 this_sequence A087617 A087618 
               A087619
%K A087616 nonn,more
%O A087616 1,4
%A A087616 Detlef Pauly (dettodet(AT)yahoo.de), Sep 12 2003