Finite Group Databasebeta

C2×AGL(1,𝔽7)×C197 #30658446

order16548
isoclinismisoclinic class of AGL(1,𝔽7)
automorphism?
homologyAbelianization (H1) = C22×C3×C197 · Schur multiplier (H2) = C2

Aliases

direct productC2×AGL(1,𝔽7)×C197
unambiguous semidirect productD7⋊(C2×C3×C197)
unambiguous semidirect productΓL(1,𝔽8)⋊(C22×C197)
unambiguous semidirect product(C2×D7)⋊(C3×C197)
unambiguous semidirect product(C2×ΓL(1,𝔽8))⋊(C2×C197)
unambiguous semidirect product(C2×D7×C197)⋊C3

Splittings

Fitting, socleC2×C7×C197 ⋊ C2×C3
derived, SylowC7 ⋊ C22×C3×C197
HallC2×D7×C197 ⋊ C3
HallΓL(1,𝔽8)×C197 ⋊ C22
HallC7×C197 ⋊ C22×C3
HallC2×D7 ⋊ C3×C197
HallΓL(1,𝔽8) ⋊ C22×C197

Subgroups

subgroupG/H
center, hypercenterC2×C197AGL(1,𝔽7)
commutator, cosocle, hypocenterC7C22×C3×C197
FrattiniC1G
Fitting, socleC2×C7×C197C2×C3
LCSG ▷ C7
UCSC1 ◁ C2×C197

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2758

Conjugacy classes & character table

2758 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16548, 29);