Finite Group Databasebeta

C9×#2201 #11766922

order1152
nilpotency class4
isoclinismisoclinic class of #2199
automorphism?
homologyAbelianization (H1) = C23×C9 · Schur multiplier (H2) = C23

Aliases

direct productC9×#2201

Subgroups

subgroupG/H
centerC2×C9B(4,𝔽2)
commutatorC2×D4C23×C9
Frattini, cosocleC2×C3×D4C23×C3
socleC2×C3C3×B(4,𝔽2)
prime radicalC3×H(5,𝔽2)C22×C3
LCSG ▷ C2×D4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C9 ◁ C22×C9 ◁ C2×D4×C9 ◁ G

339 conjugacy classes of subgroups; only the 84 normal subgroups are shown.

normal subgroups only

This group has 339 conjugacy classes of subgroups — too many to draw. Only its 84 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 41
transitive degreeμt(G) = 288

A minimal faithful permutation representation — 3 generators on 41 points:

(1,2,3,4,5,6,7,8,9)(10,11)(12,20)(13,17)(14,18)(15,19)(16,22)(21,37)(23,36)(24,35)(25,31)(26,32)(27,34)(28,38)(29,39)(30,40)(33,41);(10,12,15,23)(11,16,19,29)(13,24,26,21)(14,22,27,39)(17,30,32,28)(18,20,34,36)(25,40,41,38)(31,35,33,37);(10,13,15,26)(11,17,19,32)(12,21,23,24)(14,25,27,41)(16,28,29,30)(18,33,34,31)(20,35,36,37)(22,38,39,40)

Conjugacy classes & character table

153 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1152, 933);