Finite Group Databasebeta

(C7⋊C9)⋊D301 #49181580

order37926
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product(C7⋊C9)⋊D301

Splittings

derived, HallC72×C43 ⋊ C2×C9
HallC7×C43×C7⋊C9 ⋊ C2
HallC7⋊D301 ⋊ C9
HallC7×C7⋊C9 ⋊ D43
SylowC72 ⋊ C9×D43
SylowC43 ⋊ (C7⋊C9)⋊D7

Subgroups

subgroupG/H
center, Frattini, hypercenterC3ΓL(1,𝔽8)⋊D301
commutator, hypocenterC72×C43C2×C9
Fitting, socle, cosocleC3×C72×C43C2×C3
prime radicalC3×C7⋊D301C3
LCSG ▷ C72×C43
UCSC1 ◁ C3

64 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 66
transitive degreeμt(G) = 2709

A minimal faithful permutation representation — 2 generators on 66 points:

(2,5,6,3,4,7)(9,10)(11,12)(13,14)(15,19,23,17,22,18,20,16,21)(25,26)(27,28)(29,30)(31,32)(33,34)(35,36)(37,38)(39,40)(41,42)(43,44)(45,46)(47,48)(49,50)(51,52)(53,54)(55,56)(57,58)(59,60)(61,62)(63,64)(65,66);(1,2,4,7,6,5,3)(8,9,11,13,14,12,10)(24,25,27,29,31,33,35,37,39,41,43,45,47,49,51,53,55,57,59,61,63,65,66,64,62,60,58,56,54,52,50,48,46,44,42,40,38,36,34,32,30,28,26)

Polycyclic presentation:

2,3,7^2,43,3|b^3=f,c^a=c^6,d^a=d^6,e^a=e^42,c^b=c^2

Conjugacy classes & character table

2271 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(37926, 153);