Finite Group Databasebeta

C7⋊(C7⋊#4223) #22548812

order8036
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C7

Aliases

unambiguous semidirect productC7⋊(C7⋊#4223)

Splittings

Fitting, socle, derived, HallC72×C41 ⋊ C4
SylowC72 ⋊ #4223
SylowC41 ⋊ C7⋊Dic7

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC72×C41C4
LCSG ▷ C72×C41
UCSC1

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^2,7^2,41|a^2=b,c^a=c^6,d^a=d^6,e^a=e^32,e^b=e^40

Conjugacy classes & character table

542 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofΓL(1,𝔽8)⋊(C7⋊#4223), #37563092, #37563105, …
maximal normal subgroup ofΓL(1,𝔽8)⋊(C7⋊#4223), #37563092, #37563105, …
maximal quotient ofC3×C7⋊(C7⋊#4223), C3⋊(C7⋊(C7⋊#4223))

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8036, 22);