Finite Group Databasebeta

C7×#4924 #13055959

order1344
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C22

Aliases

direct productC7×#4924

Splittings

HallC3×C7 ⋊ #423
SylowC3 ⋊ C7×#423

Subgroups

subgroupG/H
centerC2×C4×C7C22×D3
commutatorC22×C3C22×C4×C7
FrattiniC2×C4C22×D3×C7
FittingC2×C3×C42×C7C2
socleC22×C3×C7C22×C4
prime radicalC23×C3×C7C2×C4
cosocleC2×C3×C4C23×C7
hypercenterC2×C42×C7D3
hypocenterC3C7×#423
LCSG ▷ C22×C3 ▷ C3
UCSC1 ◁ C2×C4×C7 ◁ C2×C42×C7

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

normal subgroups only

This group has 252 conjugacy classes of subgroups — too many to draw. Only its 158 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) = 22
transitive degreeμt(G) = 672

A minimal faithful permutation representation — 3 generators on 22 points:

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

Conjugacy classes & character table

420 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 5248);