Finite Group Databasebeta

AGL(1,𝔽7)×C257 #24925129

order10794
isoclinismisoclinic class of AGL(1,𝔽7)
automorphism?
homologyAbelianization (H1) = C2×C3×C257 · Schur multiplier (H2) = C1

Aliases

direct productAGL(1,𝔽7)×C257
unambiguous semidirect productD7⋊(C3×C257)
unambiguous semidirect productΓL(1,𝔽8)⋊(C2×C257)
unambiguous semidirect product(D7×C257)⋊C3

Splittings

Fitting, socle, HallC7×C257 ⋊ C2×C3
derived, SylowC7 ⋊ C2×C3×C257
HallΓL(1,𝔽8)×C257 ⋊ C2
HallD7×C257 ⋊ C3
HallΓL(1,𝔽8) ⋊ C2×C257
HallD7 ⋊ C3×C257

Subgroups

subgroupG/H
center, hypercenterC257AGL(1,𝔽7)
commutator, cosocle, hypocenterC7C2×C3×C257
FrattiniC1G
Fitting, socleC7×C257C2×C3
LCSG ▷ C7
UCSC1 ◁ C257

16 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

1799 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofAGL(1,𝔽7)×D257, C2×AGL(1,𝔽7)×C257, C3×AGL(1,𝔽7)×C257, …
maximal normal subgroup ofAGL(1,𝔽7)×D257, C2×AGL(1,𝔽7)×C257, C3×AGL(1,𝔽7)×C257
maximal quotient ofΓL(1,𝔽8)⋊C4×C257, C2×AGL(1,𝔽7)×C257, D7⋊C9×C257, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(10794, 11);