Finite Group Databasebeta

ΓL(1,𝔽8)×#550 #13060711

order1344
automorphism?
homologyAbelianization (H1) = C24×C3 · Schur multiplier (H2) = C25

Aliases

direct productΓL(1,𝔽8)×#550

Splittings

Fitting, HallC7×#550 ⋊ C3
SylowC7 ⋊ C3×#550

Subgroups

subgroupG/H
center, FrattiniC22C24×ΓL(1,𝔽8)
commutator, socle, cosocleC22×C7C24×C3
FittingC7×#550C3
hypercenter#550ΓL(1,𝔽8)
hypocenterC7C3×#550
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C22 ◁ #550

624 conjugacy classes of subgroups; only the 249 normal subgroups are shown.

normal subgroups only

This group has 624 conjugacy classes of subgroups — too many to draw. Only its 249 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) = 19
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 4 generators on 19 points:

(2,3,4)(5,7,6)(9,11)(13,14)(17,18);(1,2,3,5,4,6,7)(12,13,16,14)(15,18,19,17);(8,9)(10,11)(12,14,16,13)(15,18,19,17);(12,15,16,19)(13,17,14,18)

Conjugacy classes & character table

125 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofΓL(1,𝔽8)×#3498, AGL(1,𝔽7)×#550, #72259588
maximal normal subgroup ofΓL(1,𝔽8)×#3498, AGL(1,𝔽7)×#550, #72259588

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 10000);