Finite Group Databasebeta

C3⋊(Dic281⋊C7) #37556236

order23604
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC3⋊(Dic281⋊C7)
unambiguous semidirect productDic843⋊C7

Splittings

derived, HallC3×C281 ⋊ C4×C7
HallC3×C281⋊C7 ⋊ C4
HallDic843 ⋊ C7
HallC281⋊C7 ⋊ Dic3
SylowC281 ⋊ C7×Dic3
SylowC3 ⋊ Dic281⋊C7

Subgroups

subgroupG/H
center, Frattini, hypercenterC2C3⋊(D281⋊C7)
commutator, hypocenterC3×C281C4×C7
Fitting, socle, cosocleC2×C3×C281C2×C7
prime radicalC2×C3×C281⋊C7C2
LCSG ▷ C3×C281
UCSC1 ◁ C2

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3372

Polycyclic presentation:

2,3,7,281,2|a^2=e,b^a=b^2,d^a=d^280,d^c=d^249

Conjugacy classes & character table

162 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(23604, 13);