Finite Group Databasebeta

D4⋊(ΓL(1,𝔽8)⋊C8) #13050806

order1344
automorphism?
homologyAbelianization (H1) = C2×C3×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊(ΓL(1,𝔽8)⋊C8)
unambiguous semidirect product(D4⋊(C7⋊C8))⋊C3

Splittings

HallD4⋊(C7⋊C8) ⋊ C3
HallΓL(1,𝔽8) ⋊ D4⋊C8
SylowC7 ⋊ C3×D4⋊C8

Subgroups

subgroupG/H
centerC2×C4(C22⋊D7)⋊C3
commutatorC4×C7C2×C3×C8
FrattiniC42C2×AGL(1,𝔽7)
FittingC4×C7×D4C2×C3
socleC22×C7C3×C22⋊C4
prime radicalC2×D4×ΓL(1,𝔽8)C4
cosocleC42×C7C22×C3
hypercenterC4×D4AGL(1,𝔽7)
hypocenterC7C3×D4⋊C8
LCSG ▷ C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×D4

164 conjugacy classes of subgroups; only the 60 normal subgroups are shown.

normal subgroups only

This group has 164 conjugacy classes of subgroups — too many to draw. Only its 60 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 224

Polycyclic presentation:

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

Relationships

maximal quotient of#72229647, #72229657

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 95);