Finite Group Databasebeta

C7×#4703 #13055740

order1344
automorphism?
homologyAbelianization (H1) = C23×C7 · Schur multiplier (H2) = C4

Aliases

direct productC7×#4703

Splittings

HallC3×C7 ⋊ #491
SylowC3 ⋊ C7×#491

Subgroups

subgroupG/H
centerC22×C7C2×D12
commutator, cosocleC2×C3×C4C23×C7
FrattiniC2×C4C22×D3×C7
FittingC3×C7×#97C2
socle, prime radicalC22×C3×C7C2×D4
hypercenterC7×#97D3
hypocenterC3C7×#491
LCSG ▷ C2×C3×C4 ▷ C2×C3 ▷ C3
UCSC1 ◁ C22×C7 ◁ C42×C7 ◁ C7×#97

180 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 180 conjugacy classes of subgroups — too many to draw. Only its 78 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) = 34
transitive degreeμt(G) = 1344

A minimal faithful permutation representation — 3 generators on 34 points:

(1,2,3,4,5,6,7)(8,9,10)(12,16)(15,17)(19,21,29,33,23,28,22,30)(20,25,31,34,24,32,26,27);(11,13,14,18)(12,15,16,17)(20,24)(21,28)(26,31)(30,33);(9,10)(11,12,14,16)(13,17,18,15)(19,20,23,24)(21,27,28,34)(22,31,29,26)(25,33,32,30)

Conjugacy classes & character table

252 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1344, 5029);