Finite Group Databasebeta
Cayley diagram

#442

order64
nilpotency class3
isoclinismisoclinic class of AGL(1,ℤ/8)
automorphismAut(G) = #6628842 (order 512) · Inn(G) = C2×D4 · Out(G) = #120
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Subgroups

subgroupG/H
center, socleC22C2×D4
commutatorC4C22×C4
Frattini, cosocleC2×C4C23
prime radicalC2×D8C2
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22 ◁ C42 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

66 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 12
transitive degreeμt(G) = 32

A minimal faithful permutation representation — 3 generators on 12 points:

(1,2,4,3)(5,6,8,10)(7,9,12,11);(6,9)(7,12)(10,11);(1,3,4,2)(6,10)(9,11)

Polycyclic presentation:

2^6|a^2=e,c^2=ef,d^2=f,b^a=bd,c^a=cf,d^a=df,d^b=df

Conjugacy classes & character table

22 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,ℤ/16), C2×#442, #2943, …
maximal normal subgroup ofAGL(1,ℤ/16), C2×#442, #2943, …
maximal quotient of#1580, #1586, #1594, …
automorphism group ofSD32

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(64, 123);