%I #7 May 31 2014 00:52:29
%S 1,3,8,15,15,30,71,105,24,51,117,180,206,315,744,945
%N Number of rooted connected chord diagrams ordered by terminal chords lexicographically.
%H Nicolas Marie, Karen Yeats, <a href="http://arxiv.org/abs/1210.5457">A chord diagram expansion coming from some Dyson-Schwinger equations</a>, arXiv:1210.5457 [math.CO], (19-October-2012)
%K nonn,more
%O 2,2
%A _Markus Hihn_, May 09 2014