%I #17 Jan 20 2018 17:39:27

%S 1,1,4,19,73,412,2660,21449,184541,1827841,20043736,240206213,

%T 3119816216

%N Sum of the diagonal entries of the table of marks of the alternating group.

%H L. Naughton and G. Pfeiffer, <a href="http://arxiv.org/abs/1211.1911">Integer sequences realized by the subgroup pattern of the symmetric group</a>, arXiv:1211.1911 and <a href="https://cs.uwaterloo.ca/journals/JIS/VOL16/Naughton/naughton2.html">J. Int. Seq. 16 (2013) #13.5.8</a>

%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>

%o (GAP) Sum(WeightsTom(TableOfMarks(AlternatingGroup(n))));

%Y Cf. A218919.

%K nonn,more

%O 1,3

%A _Liam Naughton_, Nov 09 2012