Finite Group Databasebeta

C3⋊(C3⋊(D127⋊C7)) #30630696

order16002
automorphism?
homologyAbelianization (H1) = C2×C7 · Schur multiplier (H2) = C3

Aliases

unambiguous semidirect productC3⋊(C3⋊(D127⋊C7))
unambiguous semidirect product(C127⋊C7)⋊(C3⋊D3)
unambiguous semidirect product(C3⋊D381)⋊C7

Splittings

Fitting, socle, derived, HallC32×C127 ⋊ C2×C7
HallC32×C127⋊C7 ⋊ C2
HallC3⋊D381 ⋊ C7
HallC127⋊C7 ⋊ C3⋊D3
SylowC127 ⋊ C7×C3⋊D3
SylowC32 ⋊ D127⋊C7

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC32×C127C2×C7
LCSG ▷ C32×C127
UCSC1

48 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,7,3^2,127|c^a=c^2,d^a=d^2,e^a=e^126,e^b=e^4

Conjugacy classes & character table

123 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD3×C3⋊(D127⋊C7), C3⋊D3×D127⋊C7, C2×C3⋊(C3⋊(D127⋊C7))
maximal normal subgroup ofD3×C3⋊(D127⋊C7), C3⋊D3×D127⋊C7, C2×C3⋊(C3⋊(D127⋊C7))
maximal quotient ofC3⋊(C3⋊(Dic127⋊C7)), C2×C3⋊(C3⋊(D127⋊C7))

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16002, 53);