A116653 Number of connected even permutation groups; conjugacy classes of connected subgroups of the alternating group A_n; atomic species based on even permutation groups.
0, 1, 0, 1, 3, 4, 12, 15, 87, 61, 143, 168, 1254, 1079, 5281, 7619, 56670, 58957
Offset: 0
Links
- L. Naughton, G. Pfeiffer, Integer Sequences Realized by the Subgroup Pattern of the Symmetric Group, J. Int. Seq. 16 (2013) #13.5.8
- N. J. A. Sloane, Transforms
Crossrefs
Unlabeled version of A116652.
Formula
Extensions
a(14)-a(17) from Vaclav Kotesovec, Jul 21 2022