Finite Group Databasebeta

C3⋊#20269444 #34117495

order20124
automorphism?
homologyAbelianization (H1) = C3×C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC3⋊#20269444

Splittings

derivedC3×C13×C43 ⋊ C3×C4
HallC3×#13131975 ⋊ C4
HallC13×C43 ⋊ C3×Dic3
SylowC43 ⋊ C3⋊(Dic13⋊C3)
SylowC13 ⋊ C3⋊((C43⋊C3)⋊C4)

Subgroups

subgroupG/H
center, Frattini, hypercenterC2C3⋊#16809818
commutator, hypocenterC3×C13×C43C3×C4
Fitting, socle, cosocleC2×C3×C13×C43C2×C3
prime radicalC2×C3×#13131975C2
LCSG ▷ C3×C13×C43
UCSC1 ◁ C2

56 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 63
transitive degreeμt(G) = 6708

A minimal faithful permutation representation — 2 generators on 63 points:

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

Polycyclic presentation:

2,3^2,13,43,2|a^2=f,c^a=c^2,d^a=d^12,e^a=e^42,d^b=d^3,e^b=e^6

Conjugacy classes & character table

576 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20124, 98);