Finite Group Databasebeta

C22×C42×ΓL(1,𝔽8) #13060672

order1344
isoclinismisoclinic class of ΓL(1,𝔽8)
automorphism?
homologyAbelianization (H1) = C22×C3×C42 · Schur multiplier (H2) = C25×C4

Aliases

direct productC22×C42×ΓL(1,𝔽8)

Splittings

Fitting, HallC22×C42×C7 ⋊ C3
derived, SylowC7 ⋊ C22×C3×C42

Subgroups

subgroupG/H
center, hypercenterC22×C42ΓL(1,𝔽8)
commutator, hypocenterC7C22×C3×C42
FrattiniC22C24×ΓL(1,𝔽8)
FittingC22×C42×C7C3
socleC24×C7C22×C3
prime radicalC24×ΓL(1,𝔽8)C22
cosocleC22×C7C24×C3
LCSG ▷ C7
UCSC1 ◁ C22×C42

996 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 448

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)

Conjugacy classes & character table

320 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofΓL(1,𝔽8)×#1437, C22×ΓL(1,𝔽8)×#127, C22×C42×AGL(1,𝔽7), …
maximal normal subgroup ofΓL(1,𝔽8)×#1437, C22×ΓL(1,𝔽8)×#127, C22×C42×AGL(1,𝔽7), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 9961);