Finite Group DatabasebetaFinite Group Databasebeta| order | 480 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of D8 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C3×C4×C5 · Schur multiplier (H2) = C2 |
| direct product | C3×C5×#103 |
| subgroup | G/H | |
|---|---|---|
| center, socle, prime radical | C22×C3×C5 | D4 |
| commutator | C4 | C2×C3×C4×C5 |
| Frattini, cosocle | C2×C4 | C22×C3×C5 |
| LCS | G ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22×C3×C5 ◁ C2×C3×C4×C5 ◁ G | |
84 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 480 |
A minimal faithful permutation representation — 2 generators on 20 points:
(1,2,3,4)(6,9)(7,11)(10,12)(13,14,15,16,17)(18,19,20);(5,6,8,10)(7,12,11,9)210 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(480, 206);