Finite Group Databasebeta

ΓL(1,𝔽8)⋊D437 #32913491

order18354
automorphism?
homologyAbelianization (H1) = C2×C3 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productΓL(1,𝔽8)⋊D437
unambiguous semidirect productC23⋊(ΓL(1,𝔽8)⋊D19)

Splittings

Fitting, socle, derived, HallC7×C19×C23 ⋊ C2×C3
HallC19×ΓL(1,𝔽8)×C23 ⋊ C2
HallD3059 ⋊ C3
HallΓL(1,𝔽8)×C23 ⋊ D19
HallC19×C23 ⋊ AGL(1,𝔽7)
HallC19×ΓL(1,𝔽8) ⋊ D23
HallC7×C23 ⋊ C3×D19
HallC7×C19 ⋊ C3×D23
SylowC23 ⋊ ΓL(1,𝔽8)⋊D19
HallΓL(1,𝔽8) ⋊ D437
SylowC19 ⋊ ΓL(1,𝔽8)⋊D23
SylowC7 ⋊ C3×D437

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C19×C23C2×C3
LCSG ▷ C7×C19×C23
UCSC1

32 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3059

Polycyclic presentation:

2,3,7,19,23|c^a=c^6,d^a=d^18,e^a=e^22,c^b=c^2

Conjugacy classes & character table

1097 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD19×ΓL(1,𝔽8)⋊D23, AGL(1,𝔽7)×D437, D23×ΓL(1,𝔽8)⋊D19, …
maximal normal subgroup ofD19×ΓL(1,𝔽8)⋊D23, AGL(1,𝔽7)×D437, D23×ΓL(1,𝔽8)⋊D19, …
maximal quotient ofΓL(1,𝔽8)⋊Dic437, C2×ΓL(1,𝔽8)⋊D437

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18354, 46);