Finite Group Databasebeta

ΓL(1,𝔽8)×AΣL(1,𝔽16) #13051079

order1344
automorphism?
homologyAbelianization (H1) = C2×C3×C4 · Schur multiplier (H2) = C22

Aliases

direct productΓL(1,𝔽8)×AΣL(1,𝔽16)
unambiguous semidirect product(C7×AΣL(1,𝔽16))⋊C3

Splittings

Fitting, HallC7×AΣL(1,𝔽16) ⋊ C3
SylowC7 ⋊ C3×AΣL(1,𝔽16)

Subgroups

subgroupG/H
centerC2ΓL(1,𝔽8)×#99
commutatorC23×C7C2×C3×C4
FrattiniC2×D4C22×ΓL(1,𝔽8)
FittingC7×AΣL(1,𝔽16)C3
socleC2×C7C3×#99
prime radicalΓL(1,𝔽8)×#120C2
cosocleC2×C7×D4C22×C3
hypercenterAΣL(1,𝔽16)ΓL(1,𝔽8)
hypocenterC7C3×AΣL(1,𝔽16)
LCSG ▷ C23×C7 ▷ C22×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C2 ◁ C22 ◁ C2×D4 ◁ AΣL(1,𝔽16)

188 conjugacy classes of subgroups; only the 39 normal subgroups are shown.

normal subgroups only

This group has 188 conjugacy classes of subgroups — too many to draw. Only its 39 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) = 15
transitive degreeμt(G) = 56

A minimal faithful permutation representation — 2 generators on 15 points:

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

Conjugacy classes & character table

65 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×AΣL(1,𝔽16), #72276472, ΓL(1,𝔽8)×#2196, …
maximal normal subgroup ofAGL(1,𝔽7)×AΣL(1,𝔽16), #72276472, ΓL(1,𝔽8)×#2196, …
maximal quotient ofC2×ΓL(1,𝔽8)×AΣL(1,𝔽16)

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 368);