Finite Group Databasebeta
Cayley diagram

SD16×AGL(1,ℤ/8) #6358728

order512
nilpotency class3
isoclinismisoclinic class of D8×AGL(1,ℤ/8)
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productSD16×AGL(1,ℤ/8)

Subgroups

subgroupG/H
center, socleC22C2×D42
commutator, Frattini, cosocleC42C25
prime radicalD4×AGL(1,ℤ/8)C2
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22 ◁ C2×C42 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

2071 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 16
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 5 generators on 16 points:

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

Conjugacy classes & character table

77 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,ℤ/8)×AΓL(1,𝔽9), AGL(1,ℤ/8)×GL(2,𝔽3), AGL(1,ℤ/8)2, …
maximal normal subgroup ofAGL(1,ℤ/8)2, #135×AGL(1,ℤ/8), C2×SD16×AGL(1,ℤ/8), …
maximal quotient ofAGL(1,ℤ/8)×AΓL(1,𝔽9), SD16×#442, #106×AGL(1,ℤ/8), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 6265924);