Finite Group Databasebeta

ΓL(1,𝔽8)⋊D191 #22548501

order8022
automorphism?
homologyAbelianization (H1) = C2×C3 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productΓL(1,𝔽8)⋊D191
unambiguous semidirect productC191⋊AGL(1,𝔽7)
unambiguous semidirect productD1337⋊C3

Splittings

Fitting, socle, derived, HallC7×C191 ⋊ C2×C3
HallΓL(1,𝔽8)×C191 ⋊ C2
HallD1337 ⋊ C3
SylowC191 ⋊ AGL(1,𝔽7)
HallΓL(1,𝔽8) ⋊ D191
SylowC7 ⋊ C3×D191

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC7×C191C2×C3
LCSG ▷ C7×C191
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,3,7,191|c^a=c^6,d^a=d^190,c^b=c^2

Conjugacy classes & character table

482 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽7)×D191, C2×ΓL(1,𝔽8)⋊D191, C3×ΓL(1,𝔽8)⋊D191, …
maximal normal subgroup ofAGL(1,𝔽7)×D191, C2×ΓL(1,𝔽8)⋊D191, C3×ΓL(1,𝔽8)⋊D191
maximal quotient ofΓL(1,𝔽8)⋊Dic191, C2×ΓL(1,𝔽8)⋊D191, (C7⋊C9)⋊D191, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8022, 12);