Finite Group Databasebeta

ΓL(1,𝔽8)⋊#564 #13057421

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

Aliases

unambiguous semidirect productΓL(1,𝔽8)⋊#564
unambiguous semidirect product(C7⋊#564)⋊C3

Splittings

HallC7⋊#564 ⋊ C3
HallΓL(1,𝔽8) ⋊ #564
SylowC7 ⋊ C3×#564

Subgroups

subgroupG/H
center, FrattiniC22C23×AGL(1,𝔽7)
commutator, socle, cosocleC22×C7C24×C3
FittingC7×#125C2×C3
prime radicalC22×ΓL(1,𝔽8)C24
hypercenter#125AGL(1,𝔽7)
hypocenterC7C3×#564
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C22 ◁ #125

344 conjugacy classes of subgroups; only the 162 normal subgroups are shown.

normal subgroups only

This group has 344 conjugacy classes of subgroups — too many to draw. Only its 162 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

Polycyclic presentation:

2^4,3,2^2,7|a^2=g,b^2=f,c^2=f,d^2=g,c^a=cg,d^a=df,h^a=h^6,c^b=cfg,d^b=dg,h^e=h^2

Conjugacy classes & character table

71 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 6710);