Finite Group DatabasebetaFinite Group Databasebeta| order | 320 |
| automorphism | ? |
| homology | Abelianization (H1) = C23 · Schur multiplier (H2) = C2 |
No aliases for this group.
| Sylow | C5 ⋊ #475 |
96 conjugacy classes of subgroups.
| minimal degree | μ(G) = 21 |
| transitive degree | μt(G) = 320 |
A minimal faithful permutation representation — 3 generators on 21 points:
(1,2,4,5,3)(6,8,9,13)(7,10,11,12)(15,18)(16,21)(19,20);(6,7,9,11)(8,12,13,10);(2,3)(4,5)(14,15,17,20)(16,18,21,19)Polycyclic presentation:
2^6,5|a^2=f,b^2=e,c^2=e,d^2=f,c^a=cd,d^a=df,g^a=g^4,c^b=ce,d^c=df47 conjugacy classes — view the full character table.
| maximal subgroup of | #10599257, #10599258, #10599261, … |
| maximal normal subgroup of | #10599257, #10599258, #10599261, … |
| maximal quotient of | #10600361, #10600364, #10600381, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(320, 721);