Finite Group Databasebeta
Cayley diagram

C9⋊(C22⋊A4) #88905

order432
isoclinismisoclinic class of C9⋊(C22⋊A4)
automorphism?
homologyAbelianization (H1) = C32 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect productC9⋊(C22⋊A4)

Splittings

FittingC24×C9 ⋊ C3
SylowC24 ⋊ 3−1+2

Subgroups

subgroupG/H
center, FrattiniC3C3×C22⋊A4
commutator, socle, cosocleC24×C3C32
FittingC24×C9C3
prime radicalC3×C22⋊A4C3
hypercenterC9C22⋊A4
hypocenterC243−1+2
LCSG ▷ C24×C3 ▷ C24
UCSC1 ◁ C3 ◁ C9

116 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 17
transitive degreeμt(G) = 108

A minimal faithful permutation representation — 3 generators on 17 points:

(5,8)(6,7)(9,10,13,11,12,16,14,15,17);(2,3,4)(6,7,8)(10,12,15)(13,17,16);(1,4)(2,3)

Polycyclic presentation:

3^3,2^4|b^3=c,b^a=bc,d^a=e,e^a=de,f^a=g,g^a=fg

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11720760, #11721330, D9⋊(C22⋊A4), …
maximal normal subgroup of#11720760, #11721330, D9⋊(C22⋊A4), …
maximal quotient ofC9⋊(C22⋊SL(2,𝔽3)), C9⋊#997, C2×C9⋊(C22⋊A4), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(432, 552);