Finite Group Databasebeta

ΓL(1,𝔽8)×#474 #13055005

order1344
automorphism?
homologyAbelianization (H1) = C23×C3 · Schur multiplier (H2) = C22

Aliases

direct productΓL(1,𝔽8)×#474
unambiguous semidirect product(C7×#474)⋊C3

Splittings

Fitting, HallC7×#474 ⋊ C3
SylowC7 ⋊ C3×#474

Subgroups

subgroupG/H
centerC22C2×D4×ΓL(1,𝔽8)
commutator, cosocleC2×C4×C7C23×C3
FrattiniC2×C4C23×ΓL(1,𝔽8)
FittingC7×#474C3
socleC22×C7C2×C3×D4
prime radicalC2×D4×ΓL(1,𝔽8)C22
hypercenter#474ΓL(1,𝔽8)
hypocenterC7C3×#474
LCSG ▷ C2×C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C22 ◁ C42 ◁ #474

216 conjugacy classes of subgroups; only the 87 normal subgroups are shown.

normal subgroups only

This group has 216 conjugacy classes of subgroups — too many to draw. Only its 87 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) = 23
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 3 generators on 23 points:

(2,3,4)(5,7,6)(8,9,11,13)(10,14,15,12)(16,17)(18,20)(19,22)(21,23);(1,2,3,5,4,6,7)(8,10,11,15)(9,12,13,14);(17,20)(18,23)(21,22)

Conjugacy classes & character table

95 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 4294);