Finite Group Databasebeta

C2×H(3,𝔽3)×#121 #13154549

order1728
nilpotency class2
isoclinismisoclinic class of H(3,𝔽3)×#120
automorphism?
homologyAbelianization (H1) = C24×C32 · Schur multiplier (H2) = C26×C32

Aliases

direct productC2×H(3,𝔽3)×#121
unambiguous semidirect product(C2×C32×#121)⋊C3

Subgroups

subgroupG/H
center, socleC23×C3C23×C32
commutator, Frattini, cosocleC22×C3C24×C32
LCSG ▷ C22×C3 ▷ C1
UCSC1 ◁ C23×C3 ◁ G

2343 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 288

A minimal faithful permutation representation — 4 generators on 19 points:

(1,2)(11,12,14)(13,16,18)(15,19,17);(4,6)(8,10)(12,15,16)(14,18,19);(7,8,9,10);(3,4)(5,6)

Conjugacy classes & character table

308 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1728, 20612);