Finite Group Databasebeta

C7×#5056 #13056090

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

Aliases

direct productC7×#5056

Splittings

HallC3×C7 ⋊ #488
SylowC3 ⋊ C7×#488

Subgroups

subgroupG/H
centerC22×C7C2×#67
commutator, cosocleC2×C3×C4C23×C7
FrattiniC2×C4C22×D3×C7
FittingC3×C7×#124C2
socleC22×C3×C7C2×D4
prime radicalC2×C3×C7×D4C22
hypercenterC7×#124D3
hypocenterC3C7×#488
LCSG ▷ C2×C3×C4 ▷ C2×C3 ▷ C3
UCSC1 ◁ C22×C7 ◁ C42×C7 ◁ C7×#124

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

normal subgroups only

This group has 192 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) = 672

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

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

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, 5379);