Finite Group Databasebeta
Cayley diagram

C2×#4466 #69802

order384
isoclinismisoclinic class of #4466
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22

Aliases

direct productC2×#4466

Splittings

SylowC3 ⋊ C2×#347

Subgroups

subgroupG/H
centerC2×C4C4×Dic3
commutatorC3×C4C2×C42
FrattiniC2×C8C22×D3
FittingC2×C3×#97C2
socleC22×C3#97
prime radicalC23×C3M16
cosocleC2×C3×C8C23
hypercenterC2×#97D3
hypocenterC3C2×#347
LCSG ▷ C3×C4 ▷ C3
UCSC1 ◁ C2×C4 ◁ C2×#97

168 conjugacy classes of subgroups; only the 109 normal subgroups are shown.

normal subgroups only

This group has 168 conjugacy classes of subgroups — too many to draw. Only its 109 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 — 3 generators on 21 points:

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

Conjugacy classes & character table

84 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10682354, #10682355, #10682356, …
maximal normal subgroup of#10682354, #10682355, #10682356, …
maximal quotient ofC2×#67442, #10704188, #10704229, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(384, 2378);