Finite Group Databasebeta

C2×(ΓL(1,𝔽8)⋊C4)⋊C8 #13051999

order1344
automorphism?
homologyAbelianization (H1) = C22×C3×C8 · Schur multiplier (H2) = C23

Aliases

direct productC2×(ΓL(1,𝔽8)⋊C4)⋊C8
unambiguous semidirect product(C2×Dic7⋊C8)⋊C3

Splittings

HallC2×Dic7⋊C8 ⋊ C3
HallΓL(1,𝔽8) ⋊ C2×C4⋊C8
SylowC7 ⋊ C2×C3×C4⋊C8

Subgroups

subgroupG/H
centerC22×C4C2×AGL(1,𝔽7)
commutatorC2×C7C22×C3×C8
FrattiniC2×C4C22×AGL(1,𝔽7)
FittingC22×C7×C8C2×C3
socleC23×C7C2×C3×C4
prime radicalC23×ΓL(1,𝔽8)C2×C4
cosocleC2×C4×C7C23×C3
hypercenterC22×C8AGL(1,𝔽7)
hypocenterC7C2×C3×C4⋊C8
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C22×C4 ◁ C22×C8

276 conjugacy classes of subgroups; only the 144 normal subgroups are shown.

normal subgroups only

This group has 276 conjugacy classes of subgroups — too many to draw. Only its 144 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 448

Conjugacy classes & character table

152 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 1288);