Finite Group DatabasebetaFinite Group Databasebeta| order | 240 |
| nilpotency class | 1 |
| isoclinism | isoclinic class of C1 |
| automorphism | Aut(G) = C2×C4×GL(2,ℤ/4) (order 768) · Inn(G) = C1 · Out(G) = C2×C4×GL(2,ℤ/4) |
| homology | Abelianization (H1) = G · Schur multiplier (H2) = C4 |
| abelian | C3×C42×C5 |
| multiplicative | (ℤ/305)ˣ, (ℤ/325)ˣ, (ℤ/610)ˣ, (ℤ/650)ˣ |
| subgroup | G/H | |
|---|---|---|
| center | G | C1 |
| commutator | C1 | G |
| Frattini, cosocle | C22 | C22×C3×C5 |
| socle, prime radical | C22×C3×C5 | C22 |
| LCS | G ▷ C1 | |
| UCS | C1 ◁ G | |
60 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 240 |
A minimal faithful permutation representation — 2 generators on 16 points:
(1,2,3,4)(9,10,11)(12,13,14,15,16);(5,6,7,8)240 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(240, 81);