Finite Group Databasebeta

C7×#5424 #13057145

order1344
isoclinismisoclinic class of #226
automorphism?
homologyAbelianization (H1) = C2×C4×C7 · Schur multiplier (H2) = C2

Aliases

direct productC7×#5424

Subgroups

subgroupG/H
center, hypercenterC2×C4×C7S4
commutator, hypocenterSL(2,𝔽3)C2×C4×C7
FrattiniC22C2×C7×S4
FittingC2×C7×#41D3
socleC22×C7C2×S4
prime radicalC2×C7×#41⋊C3C2
cosocleC2×SL(2,𝔽3)C22×C7
LCSG ▷ SL(2,𝔽3)
UCSC1 ◁ C2×C4×C7

158 conjugacy classes of subgroups; only the 42 normal subgroups are shown.

normal subgroups only

This group has 158 conjugacy classes of subgroups — too many to draw. Only its 42 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) = 27
transitive degreeμt(G) = 448

A minimal faithful permutation representation — 2 generators on 27 points:

(1,2,3,4,5,6,7)(12,17,23,19,14,25,16,26,21,13,22,27)(15,18,20,24);(8,9,10,11)(14,15)(17,18)(20,22)(21,23)(24,26)(25,27)

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 6434);