Finite Group Databasebeta

D7×AGL(1,𝔽11) #13095358

order1540
isoclinismisoclinic class of D7×AGL(1,𝔽11)
automorphism?
homologyAbelianization (H1) = C22×C5 · Schur multiplier (H2) = C2

Aliases

direct productD7×AGL(1,𝔽11)
unambiguous semidirect productD11⋊(C5×D7)
unambiguous semidirect product(D7×D11)⋊C5
unambiguous semidirect product(C7×AGL(1,𝔽11))⋊C2
unambiguous semidirect product(D7×C11⋊C5)⋊C2
unambiguous semidirect product(C7⋊AGL(1,𝔽11))⋊C2

Splittings

Fitting, socle, derived, HallC7×C11 ⋊ C22×C5
HallC7×C11⋊C5 ⋊ C22
HallD7×D11 ⋊ C5
HallC11⋊C5 ⋊ C2×D7
SylowC11 ⋊ C2×C5×D7
SylowC7 ⋊ C2×AGL(1,𝔽11)

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C11C22×C5
LCSG ▷ C7×C11
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 18
transitive degreeμt(G) = 77

Conjugacy classes & character table

55 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×AGL(1,𝔽11), C3×D7×AGL(1,𝔽11), D21×AGL(1,𝔽11), …
maximal normal subgroup ofAGL(1,𝔽7)×AGL(1,𝔽11), C3×D7×AGL(1,𝔽11), C11×D7×AGL(1,𝔽11), …
maximal quotient ofC3×D7×AGL(1,𝔽11), D21×AGL(1,𝔽11), D7×C3⋊AGL(1,𝔽11), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1540, 13);