Finite Group Databasebeta
Cayley diagram

#4246

order168
isoclinismisoclinic class of #4245
automorphismAut(G) = C22×D3×AGL(1,𝔽7) (order 1008) · Inn(G) = D3×D7 · Out(G) = C22×C3
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

HallC3×C7 ⋊ D4
SylowC7 ⋊ #67
SylowC3 ⋊ D28

Subgroups

subgroupG/H
center, Frattini, hypercenterC2D3×D7
commutator, Fitting, socle, cosocleC2×C3×C7C22
hypocenterC3×C7D4
LCSG ▷ C2×C3×C7 ▷ C3×C7
UCSC1 ◁ C2

32 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 14
transitive degreeμt(G) = 84

A minimal faithful permutation representation — 2 generators on 14 points:

(1,2,4,6,7,5,3)(9,10)(11,12,13,14);(2,3)(4,5)(6,7)(8,9,10)(12,14)

Polycyclic presentation:

2^3,3,7|b^2=c,b^a=bc,e^a=e^6,d^b=d^2

Conjugacy classes & character table

27 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#66670, #66675, #66677, …
maximal normal subgroup of#66670, #66675, #66677, …
maximal quotient of#66561, #66565, #66566, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(168, 16);