Finite Group Databasebeta

(C241⋊C9)⋊D7 #44476991

order30366
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product(C241⋊C9)⋊D7

Splittings

derived, HallC7×C241 ⋊ C2×C9
HallC7×C241⋊C9 ⋊ C2
HallD1687 ⋊ C9
HallC241⋊C9 ⋊ D7
SylowC241 ⋊ C9×D7
SylowC7 ⋊ D241⋊C9

Subgroups

subgroupG/H
center, Frattini, hypercenterC3(C241⋊C3)⋊D7
commutator, hypocenterC7×C241C2×C9
Fitting, socle, cosocleC3×C7×C241C2×C3
prime radicalC3×D1687C3
LCSG ▷ C7×C241
UCSC1 ◁ C3

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15183

Polycyclic presentation:

2,3,7,241,3|b^3=e,c^a=c^6,d^a=d^240,d^b=d^15

Conjugacy classes & character table

885 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(30366, 21);