Finite Group Databasebeta

D12×AGL(1,𝔽7) #11759367

order1008
automorphism?
homologyAbelianization (H1) = C23×C3 · Schur multiplier (H2) = C23

Aliases

direct productD12×AGL(1,𝔽7)
unambiguous semidirect productD7⋊(C3×D12)
unambiguous semidirect product(D7×D12)⋊C3

Splittings

FittingC3×C4×C7 ⋊ C22×C3
HallC3×ΓL(1,𝔽8) ⋊ C2×D4
SylowC7 ⋊ C2×C3×D12

Subgroups

subgroupG/H
center, FrattiniC2C2×D3×AGL(1,𝔽7)
commutator, socle, cosocleC2×C3×C7C23×C3
FittingC3×C4×C7C22×C3
hypercenterC4D3×AGL(1,𝔽7)
hypocenterC3×C7C2×C3×D4
LCSG ▷ C2×C3×C7 ▷ C3×C7
UCSC1 ◁ C2 ◁ C4

232 conjugacy classes of subgroups; only the 63 normal subgroups are shown.

normal subgroups only

This group has 232 conjugacy classes of subgroups — too many to draw. Only its 63 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 84

Conjugacy classes & character table

63 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×#626, D3×D4×AGL(1,𝔽7), #72222115, …
maximal normal subgroup ofD3×D4×AGL(1,𝔽7), C2×D12×AGL(1,𝔽7), AGL(1,𝔽7)×#235, …
maximal quotient ofAGL(1,𝔽7)×#626, #72222115, C2×D12×AGL(1,𝔽7), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1008, 538);