Finite Group Databasebeta

D7×ΓL(1,𝔽8)⋊AGL(1,𝔽11) #44568550

order32340
automorphism?
homologyAbelianization (H1) = C22×C3×C5 · Schur multiplier (H2) = C2

Aliases

direct productD7×ΓL(1,𝔽8)⋊AGL(1,𝔽11)
unambiguous semidirect product(D7×ΓL(1,𝔽8))⋊AGL(1,𝔽11)
unambiguous semidirect product(D7×C11⋊AGL(1,𝔽7))⋊C5

Splittings

Fitting, socle, derived, HallC72×C11 ⋊ C22×C3×C5
HallD7×C7⋊AGL(1,𝔽11) ⋊ C3
HallC7×ΓL(1,𝔽8)×C11⋊C5 ⋊ C22
HallD7×C11⋊AGL(1,𝔽7) ⋊ C5
HallC72×C11⋊C5 ⋊ C22×C3
HallD7×D77 ⋊ C3×C5
HallC7×C11×ΓL(1,𝔽8) ⋊ C22×C5
HallC7×ΓL(1,𝔽8) ⋊ C2×AGL(1,𝔽11)
HallC11⋊C5 ⋊ D7×AGL(1,𝔽7)
SylowC72 ⋊ C2×C3×AGL(1,𝔽11)
SylowC11 ⋊ C5×D7×AGL(1,𝔽7)

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC72×C11C22×C3×C5
LCSG ▷ C72×C11
UCSC1

168 conjugacy classes of subgroups; only the 43 normal subgroups are shown.

normal subgroups only

This group has 168 conjugacy classes of subgroups — too many to draw. Only its 43 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) = 25
transitive degreeμt(G) = 462

A minimal faithful permutation representation — 2 generators on 25 points:

(2,6,7,5,10,3,4,11,8,9)(12,13,15,17,18,16,14)(20,23,24,21,22,25);(1,2,5,10,4,7,11,6,9,8,3)(13,14)(15,16)(17,18)(19,20,22,25,24,23,21)

Conjugacy classes & character table

200 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(32340, 252);