Finite Group Databasebeta
Cayley diagram

C2×#5245 #84115

order384
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C26

Aliases

direct productC2×#5245

Splittings

FittingC2×C3×2−1+4 ⋊ C2
SylowC3 ⋊ C2×#454

Subgroups

subgroupG/H
centerC22#953
commutator, cosocleC2×C3×C4C24
FrattiniC2×C4C23×D3
FittingC2×C3×2−1+4C2
socleC22×C3#120
hypercenterC2×2−1+4D3
hypocenterC3C2×#454
LCSG ▷ C2×C3×C4 ▷ C2×C3 ▷ C3
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×2−1+4

728 conjugacy classes of subgroups; only the 165 normal subgroups are shown.

normal subgroups only

This group has 728 conjugacy classes of subgroups — too many to draw. Only its 165 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) = 21
transitive degreeμt(G) = 96

A minimal faithful permutation representation — 4 generators on 21 points:

(3,4,5)(6,8,10,15)(7,12,13,21)(9,18,16,14)(11,19,17,20);(1,2)(6,7)(8,12)(9,17)(10,13)(11,16)(14,19)(15,21)(18,20);(1,2)(4,5)(7,11)(9,16)(12,20)(13,17)(14,18)(19,21);(1,2)

Conjugacy classes & character table

66 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10712526, #10712536, #10714214, …
maximal normal subgroup of#10712526, #10712536, #10714214, …
maximal quotient ofC2×#71888, C2×#71887, C2×#71878, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(384, 16691);