Finite Group Databasebeta

ΓL(1,𝔽8)⋊AGL(1,ℤ/9) #11765737

order1134
isoclinismisoclinic class of ΓL(1,𝔽8)⋊AGL(1,ℤ/9)
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C3

Aliases

unambiguous semidirect productΓL(1,𝔽8)⋊AGL(1,ℤ/9)
unambiguous semidirect product#67365⋊C3
unambiguous semidirect product#67366⋊C3
unambiguous semidirect product(ΓL(1,𝔽8)⋊D9)⋊C3
unambiguous semidirect product(3−1+2⋊D7)⋊C3

Splittings

FittingC7×3−1+2 ⋊ C2×C3
derivedC7×C9 ⋊ C2×C32
HallΓL(1,𝔽8)×3−1+2 ⋊ C2
SylowC7 ⋊ C3×AGL(1,ℤ/9)

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, cosocle, hypocenterC7×C9C2×C32
FrattiniC3C3×C3⋊AGL(1,𝔽7)
FittingC7×3−1+2C2×C3
socleC3×C7C32×D3
LCSG ▷ C7×C9
UCSC1

92 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 63

Polycyclic presentation:

2,3^3,7,3|d^3=f^2,d^a=d^2f,e^a=e^6,f^a=f^2,e^b=e^4,d^c=df

Conjugacy classes & character table

41 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×AGL(1,ℤ/9), #72229880, #72229900, …
maximal normal subgroup ofAGL(1,𝔽7)×AGL(1,ℤ/9), C3×ΓL(1,𝔽8)⋊AGL(1,ℤ/9), C2×ΓL(1,𝔽8)⋊AGL(1,ℤ/9)
maximal quotient of#72229880, #72229900, #72229923, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1134, 167);