Finite Group Databasebeta

C4⋊(C7⋊GL(2,𝔽3)) #13057162

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

Aliases

unambiguous semidirect productC4⋊(C7⋊GL(2,𝔽3))

Splittings

FittingC4×C7×Q8 ⋊ D3
SylowC7 ⋊ C4⋊GL(2,𝔽3)

Subgroups

subgroupG/H
center, FrattiniC22C2×C7⋊S4
commutator, cosocleC2×C7×SL(2,𝔽3)C22
FittingC4×C7×Q8D3
socleC22×C7C2×S4
hypercenterC2×C4C7⋊S4
hypocenterC7×SL(2,𝔽3)D4
LCSG ▷ C2×C7×SL(2,𝔽3) ▷ C7×SL(2,𝔽3)
UCSC1 ◁ C22 ◁ C2×C4

182 conjugacy classes of subgroups; only the 31 normal subgroups are shown.

normal subgroups only

This group has 182 conjugacy classes of subgroups — too many to draw. Only its 31 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:

2^3,3,7,2^3|b^2=c,f^2=h,g^2=h,b^a=bc,d^a=d^2,e^a=e^6,f^a=fg,g^a=gh,f^d=g,g^d=fgh,g^f=gh

Conjugacy classes & character table

107 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 6451);