Finite Group Databasebeta

(ΓL(1,𝔽8)⋊D7)⋊D17 #23756193

order9996
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect product(ΓL(1,𝔽8)⋊D7)⋊D17
unambiguous semidirect product(C17⋊AGL(1,𝔽7))⋊D7

Splittings

Fitting, socle, derived, HallC72×C17 ⋊ C22×C3
Hall(C7⋊D7)⋊D17 ⋊ C3
HallC7×C17×ΓL(1,𝔽8) ⋊ C22
HallC7×ΓL(1,𝔽8) ⋊ C2×D17
SylowC72 ⋊ C2×C3×D17
SylowC17 ⋊ D7×AGL(1,𝔽7)

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC72×C17C22×C3
LCSG ▷ C72×C17
UCSC1

84 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^2,3,7^2,17|d^a=d^6,f^a=f^16,d^b=d^6,e^b=e^6,d^c=d^2

Conjugacy classes & character table

211 conjugacy classes — view the full character table.

Relationships

maximal subgroup of(C17⋊AGL(1,𝔽7))⋊AGL(1,𝔽7), C3×(ΓL(1,𝔽8)⋊D7)⋊D17, #44472802, …
maximal normal subgroup of(C17⋊AGL(1,𝔽7))⋊AGL(1,𝔽7), C3×(ΓL(1,𝔽8)⋊D7)⋊D17
maximal quotient of((C7⋊C9)⋊D7)⋊D17, C3×(ΓL(1,𝔽8)⋊D7)⋊D17, #44472802, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(9996, 96);