Finite Group Databasebeta

ΓL(1,𝔽8)×#436 #13054967

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

Aliases

direct productΓL(1,𝔽8)×#436
unambiguous semidirect product(C7×#436)⋊C3

Splittings

Fitting, HallC7×#436 ⋊ C3
SylowC7 ⋊ C3×#436

Subgroups

subgroupG/H
center, FrattiniC2×C4C23×ΓL(1,𝔽8)
commutator, socleC22×C7C22×C3×C4
FittingC7×#436C3
prime radicalC2×D4×ΓL(1,𝔽8)C4
cosocleC2×C4×C7C23×C3
hypercenter#436ΓL(1,𝔽8)
hypocenterC7C3×#436
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C2×C4 ◁ #436

244 conjugacy classes of subgroups; only the 111 normal subgroups are shown.

normal subgroups only

This group has 244 conjugacy classes of subgroups — too many to draw. Only its 111 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)(8,9)(10,11)(12,13,16,14,15,17,19,18);(1,2,3,5,4,6,7)(9,11)(13,17)(14,18);(12,14,16,17,15,18,19,13)

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 4256);