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Total number of maximal abelian subgroups of the symmetric group, counting conjugates as distinct.
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%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