Finite Group DatabasebetaFinite Group Databasebeta| order | 1920 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #465 |
| automorphism | ? |
| homology | Abelianization (H1) = C24×C3×C5 · Schur multiplier (H2) = C23×C4 |
| direct product | C2×C3×C5×#488 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23×C3×C5 | C2×D4 |
| commutator, Frattini, cosocle | C2×C4 | C24×C3×C5 |
| prime radical | C22×C3×C5×D4 | C22 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23×C3×C5 ◁ C2×C3×C42×C5 ◁ G | |
824 conjugacy classes of subgroups.
| minimal degree | μ(G) = 34 |
| transitive degree | μt(G) = 960 |
A minimal faithful permutation representation — 4 generators on 34 points:
(1,2)(27,28,29)(30,31,32,33,34);(3,4)(5,8)(6,7)(9,10)(11,12)(13,21)(14,17)(15,25)(16,20)(18,23)(19,22)(24,26);(4,7)(8,10)(11,13,22,24,16,23,15,14)(12,17,25,18,20,26,19,21);(3,5,6,9)(4,8,7,10)(11,14,15,23,16,24,22,13)(12,18,19,17,20,21,25,26)660 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1920, 1862);