Finite Group Databasebeta

C22×D8×ΓL(1,𝔽8) #13060730

order1344
automorphism?
homologyAbelianization (H1) = C24×C3 · Schur multiplier (H2) = C26

Aliases

direct productC22×D8×ΓL(1,𝔽8)

Splittings

Fitting, HallC22×C7×D8 ⋊ C3
SylowC7 ⋊ C22×C3×D8

Subgroups

subgroupG/H
centerC23D4×ΓL(1,𝔽8)
commutator, cosocleC4×C7C24×C3
FrattiniC4C24×ΓL(1,𝔽8)
FittingC22×C7×D8C3
socleC23×C7C3×D4
hypercenterC22×D8ΓL(1,𝔽8)
hypocenterC7C22×C3×D8
LCSG ▷ C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C23 ◁ C22×C4 ◁ C22×D8

676 conjugacy classes of subgroups; only the 267 normal subgroups are shown.

normal subgroups only

This group has 676 conjugacy classes of subgroups — too many to draw. Only its 267 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 — 4 generators on 19 points:

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

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, 10019);