Finite Group Databasebeta

C7×#4516 #13051298

order1344
automorphism?
homologyAbelianization (H1) = C2×C4×C7 · Schur multiplier (H2) = C2

Aliases

direct productC7×#4516

Splittings

FittingC3×C7×M32 ⋊ C2
HallC3×C7 ⋊ #361
SylowC3 ⋊ C7×#361

Subgroups

subgroupG/H
centerC2×C7#821
commutatorC3×C8C2×C4×C7
FrattiniC2×C8C2×D3×C7
FittingC3×C7×M32C2
socleC2×C3×C7#102
prime radicalC2×C7×D24C2
cosocleC2×C3×C8C22×C7
hypercenterC7×M32D3
hypocenterC3C7×#361
LCSG ▷ C3×C8 ▷ C3×C4 ▷ C2×C3 ▷ C3
UCSC1 ◁ C2×C7 ◁ C2×C4×C7 ◁ C2×C7×C8 ◁ C7×M32

124 conjugacy classes of subgroups; only the 50 normal subgroups are shown.

normal subgroups only

This group has 124 conjugacy classes of subgroups — too many to draw. Only its 50 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) = 26
transitive degreeμt(G) = 336

A minimal faithful permutation representation — 2 generators on 26 points:

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

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, 587);