Finite Group Databasebeta

C3⋊(Dic337⋊C7) #43246720

order28308
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC3⋊(Dic337⋊C7)
unambiguous semidirect productDic1011⋊C7

Splittings

derived, HallC3×C337 ⋊ C4×C7
HallC3×C337⋊C7 ⋊ C4
HallDic1011 ⋊ C7
HallC337⋊C7 ⋊ Dic3
SylowC337 ⋊ C7×Dic3
SylowC3 ⋊ Dic337⋊C7

Subgroups

subgroupG/H
center, Frattini, hypercenterC2C3⋊(D337⋊C7)
commutator, hypocenterC3×C337C4×C7
Fitting, socle, cosocleC2×C3×C337C2×C7
prime radicalC2×C3×C337⋊C7C2
LCSG ▷ C3×C337
UCSC1 ◁ C2

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4044

Polycyclic presentation:

2,3,7,337,2|a^2=e,b^a=b^2,d^a=d^336,d^c=d^175

Conjugacy classes & character table

186 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28308, 17);