Finite Group Databasebeta

ΓL(1,𝔽8)×#385 #13054916

order1344
automorphism?
homologyAbelianization (H1) = C22×C3×C4 · Schur multiplier (H2) = C24

Aliases

direct productΓL(1,𝔽8)×#385
unambiguous semidirect product(C7×#385)⋊C3

Splittings

Fitting, HallC7×#385 ⋊ C3
SylowC7 ⋊ C3×#385

Subgroups

subgroupG/H
center, FrattiniC23C23×ΓL(1,𝔽8)
commutatorC22×C7C22×C3×C4
FittingC7×#385C3
socle, cosocleC23×C7C23×C3
prime radicalC24×ΓL(1,𝔽8)C22
hypercenter#385ΓL(1,𝔽8)
hypocenterC7C3×#385
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C23 ◁ #385

468 conjugacy classes of subgroups; only the 159 normal subgroups are shown.

normal subgroups only

This group has 468 conjugacy classes of subgroups — too many to draw. Only its 159 normal subgroups are shown.

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

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 3 generators on 19 points:

(2,3,4)(5,7,6)(9,11)(13,15)(16,17,19,18);(1,2,3,5,4,6,7)(12,13)(14,15)(16,18,19,17);(8,9)(10,11)(12,13)(14,15)

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofΓL(1,𝔽8)×#65699, C4×ΓL(1,𝔽8)×#120, #72218607, …
maximal normal subgroup ofC4×ΓL(1,𝔽8)×#120, #72218607, AGL(1,𝔽7)×#385
maximal quotient ofΓL(1,𝔽8)×#65699

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 4205);