Finite Group Databasebeta
Cayley diagram

C22⋊Dic11 #4327

order176
isoclinismisoclinic class of Dic22
automorphismAut(G) = #120×AGL(1,𝔽11) (order 3520) · Inn(G) = C2×D11 · Out(G) = C2×C5×D4
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊Dic11

Splittings

SylowC11 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D11
commutatorC2×C11C2×C4
Fitting, prime radicalC23×C11C2
socle, cosocleC22×C11C22
hypercenterC23D11
hypocenterC11C22⋊C4
LCSG ▷ C2×C11 ▷ C11
UCSC1 ◁ C22 ◁ C23

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 88

A minimal faithful permutation representation — 2 generators on 19 points:

(1,2,4,6,8,10,11,9,7,5,3)(17,19);(2,3)(4,5)(6,7)(8,9)(10,11)(12,13,14,15)(16,17)(18,19)

Polycyclic presentation:

2^4,11|a^2=c,b^a=bd,e^a=e^10

Conjugacy classes & character table

50 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#66870, #66898, #66930, …
maximal normal subgroup of#66870, #66898, #66930, …
maximal quotient ofC22⋊(C11⋊C8), C11⋊#95, #66896, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(176, 18);