%I #12 Apr 15 2013 06:48:07
%S 1,1,1,4,11,51,241,1506,9649,80281,640741,6196576,66883411,775421219
%N Total number of maximal abelian subgroups of the symmetric group, counting conjugates as distinct.
%H Liam Naughton and Goetz Pfeiffer, <a href="http://arxiv.org/abs/1211.1911">Integer sequences realized by the subgroup pattern of the symmetric group</a>, arXiv:1211.1911
%H Liam Naughton, <a href="http://www.maths.nuigalway.ie/~liam/CountingSubgroups.g">CountingSubgroups.g</a>
%H Liam Naughton and Goetz Pfeiffer, <a href="http://schmidt.nuigalway.ie/tomlib/">Tomlib, The GAP table of marks library</a>
%K nonn,more
%O 0,4
%A _Liam Naughton_, Nov 23 2012