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A218939 Total number of distinct nilpotent subgroups of the symmetric group, counting conjugates as distinct. 0
1, 1, 2, 5, 24, 102, 837, 5119, 78670, 664658, 13514453, 137227213, 4919721831, 60598902665 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

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: A068964 A200402 A010365 * A012262 A012254 A322897

Adjacent sequences:  A218936 A218937 A218938 * A218940 A218941 A218942

KEYWORD

nonn,more

AUTHOR

Liam Naughton, Nov 12 2012

STATUS

approved

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Last modified May 31 10:42 EDT 2020. Contains 334748 sequences. (Running on oeis4.)