Finite Group DatabasebetaFinite Group Databasebeta| order | 1920 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #2008 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C3×C5 · Schur multiplier (H2) = C24 |
| direct product | C3×C5×#2008 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C2×C3×C5 | #392 |
| commutator, Frattini, cosocle | C22×C4 | C23×C3×C5 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C3×C5 ◁ C22×C3×C4×C5 ◁ G | |
760 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 240 |
A minimal faithful permutation representation — 3 generators on 24 points:
(1,2,3)(4,5,6,7,8)(9,10)(11,19)(12,17)(13,16)(14,18)(15,20)(21,24)(22,23);(9,11)(10,15)(12,22)(13,20)(14,21)(16,24)(17,19)(18,23);(10,16)(12,13)(15,19)(17,18)(20,22)(23,24)345 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1920, 740);