Finite Group Databasebeta
Cayley diagram

C4×Dic11 #4319

order176
isoclinismisoclinic class of D11
automorphismAut(G) = #120×AGL(1,𝔽11) (order 3520) · Inn(G) = D11 · Out(G) = C5×#120
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C4

Aliases

direct productC4×Dic11
unambiguous semidirect productC11⋊C42

Splittings

derived, SylowC11 ⋊ C42

Subgroups

subgroupG/H
center, hypercenterC2×C4D11
commutator, hypocenterC11C42
FrattiniC22C2×D11
FittingC2×C4×C11C2
socle, prime radical, cosocleC22×C11C22
LCSG ▷ C11
UCSC1 ◁ C2×C4

30 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 176

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

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

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC8×Dic11, Dic11⋊C8, #66879, …
maximal normal subgroup ofC8×Dic11, Dic11⋊C8, #66879, …
maximal quotient ofC4×C11⋊C8, #66867, C8×Dic11, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(176, 10);