Finite Group Databasebeta

C22⋊AΓL(1,𝔽8) #10621675

order672
isoclinismisoclinic class of C22⋊AΓL(1,𝔽8)
automorphism?
homologyAbelianization (H1) = C3 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC22⋊AΓL(1,𝔽8)
unambiguous semidirect productAGL(1,𝔽8)⋊A4

Splittings

Fitting, socle, SylowC25 ⋊ ΓL(1,𝔽8)
derived, HallC22×AGL(1,𝔽8) ⋊ C3

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, cosocle, hypocenterC22×AGL(1,𝔽8)C3
Fitting, socleC25ΓL(1,𝔽8)
LCSG ▷ C22×AGL(1,𝔽8)
UCSC1

54 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 28

Polycyclic presentation:

3,2^2,7,2^3|b^a=c,c^a=bc,d^a=d^2,f^a=g,g^a=efg,e^d=f,f^d=g,g^d=eg

Conjugacy classes & character table

16 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×C22⋊AΓL(1,𝔽8), #72210723, A4×AΓL(1,𝔽8), …
maximal normal subgroup ofC2×C22⋊AΓL(1,𝔽8), A4×AΓL(1,𝔽8), C3×C22⋊AΓL(1,𝔽8)
maximal quotient ofQ8⋊AΓL(1,𝔽8), C2×C22⋊AΓL(1,𝔽8), #72210723, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(672, 1257);