A218942 Total number of distinct abelian subgroups of the alternating group, counting conjugates as distinct.

1, 1, 1, 2, 9, 37, 207, 1192, 11449, 93673, 892783, 8534308, 148561283, 1740198891

Offset

0,4

Links

Table of n, a(n) for n=0..13.

Liam Naughton and Goetz Pfeiffer, Integer sequences realized by the subgroup pattern of the symmetric group, arXiv:1211.1911

Liam Naughton, CountingSubgroups.g

Liam Naughton and Goetz Pfeiffer, Tomlib, The GAP table of marks library

Crossrefs

Sequence in context: A151310 A000663 A364088 * A218943 A122673 A241454

Adjacent sequences: A218939 A218940 A218941 * A218943 A218944 A218945

Keyword

nonn,more

Author

Liam Naughton, Nov 12 2012

Status

approved