Finite Group DatabasebetaFinite Group Databasebeta| order | 240 |
| isoclinism | isoclinic class of #6715 |
| automorphism | Aut(G) = C2×D3×D4×AGL(1,𝔽5) (order 1920) · Inn(G) = #1220 · Out(G) = C22×C4 |
| homology | Abelianization (H1) = C22 · Schur multiplier (H2) = C1 |
No aliases for this group.
| Hall | C3×C5 ⋊ SD16 |
| Sylow | C5 ⋊ #214 |
| Sylow | C3 ⋊ #687 |
40 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 120 |
A minimal faithful permutation representation — 2 generators on 16 points:
(1,2,4,5,3)(6,7,8)(10,13)(11,16)(14,15);(2,3)(4,5)(7,8)(9,10,12,15)(11,13,16,14)Polycyclic presentation:
2^4,3,5|a^2=d,c^2=d,b^a=bc,c^a=cd,e^a=e^2,f^a=f^4,c^b=cd42 conjugacy classes — view the full character table.
| maximal subgroup of | D5×#214, #91484, D3×#687, … |
| maximal normal subgroup of | D5×#214, #91484, D3×#687, … |
| maximal quotient of | #91092, #91094, #91116, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(240, 77);