login
A218923
Number of incidences in the subgroup lattice of the symmetric group.
1
1, 1, 3, 11, 68, 262, 2261, 14032, 176245, 1821103, 30883491, 415843982, 10779423937, 177718085432
OFFSET
0,3
LINKS
Liam Naughton, CountingSubgroups.g.
Liam Naughton and Goetz Pfeiffer, Integer sequences realized by the subgroup pattern of the symmetric group, arXiv:1211.1911 [math.GR], 2012.
Liam Naughton and Goetz Pfeiffer, Integer sequences realized by the subgroup pattern of the symmetric group, Journal of Integer Sequences, Vol. 16, (2013), Article 13.5.8.
Liam Naughton and Goetz Pfeiffer, Tomlib, The GAP table of marks library.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Liam Naughton, Nov 12 2012
STATUS
approved