Finite Group Databasebeta

C7⋊(C7⋊#168) #14519948

order1960
isoclinismisoclinic class of C5⋊(C7⋊D7)
automorphism?
homologyAbelianization (H1) = C8 · Schur multiplier (H2) = C7

Aliases

unambiguous semidirect productC7⋊(C7⋊#168)

Splittings

derived, HallC5×C72 ⋊ C8
SylowC72 ⋊ #168
SylowC5 ⋊ C7⋊(C7⋊C8)

Subgroups

subgroupG/H
center, Frattini, hypercenterC4C5⋊(C7⋊D7)
commutator, hypocenterC5×C72C8
Fitting, cosocleC4×C5×C72C2
socle, prime radicalC2×C5×C72C4
LCSG ▷ C5×C72
UCSC1 ◁ C4

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1960

Polycyclic presentation:

2^3,5,7^2|a^2=b,b^2=c,d^a=d^4,e^a=e^6,f^a=f^6

Conjugacy classes & character table

496 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1960, 45);