Finite Group Databasebeta

ΓL(1,𝔽8)×#388 #13054919

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

Aliases

direct productΓL(1,𝔽8)×#388
unambiguous semidirect product(C7×#388)⋊C3

Splittings

Fitting, HallC7×#388 ⋊ C3
SylowC7 ⋊ C3×#388

Subgroups

subgroupG/H
center, FrattiniC23C23×ΓL(1,𝔽8)
commutatorC22×C7C22×C3×C4
FittingC7×#388C3
socle, cosocleC23×C7C23×C3
prime radicalC24×ΓL(1,𝔽8)C22
hypercenter#388ΓL(1,𝔽8)
hypocenterC7C3×#388
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C23 ◁ #388

380 conjugacy classes of subgroups.

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

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

Relationships

maximal quotient ofΓL(1,𝔽8)×#1437

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 4208);