Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #17547 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4×C5 · Schur multiplier (H2) = C25 |
| direct product | C5×#17724 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C5 | C22×C22⋊C4 |
| commutator | C2×C4 | C23×C4×C5 |
| Frattini, cosocle | C42 | C24×C5 |
| prime radical | C5×#3508 | C2 |
| LCS | G ▷ C2×C4 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22×C5 ◁ C4×C5×#41 ◁ G | |
1004 conjugacy classes of subgroups.
| minimal degree | μ(G) = 37 |
| transitive degree | μt(G) = 320 |
A minimal faithful permutation representation — 4 generators on 37 points:
(1,2,3,4,5)(6,7,9,13,10,11,16,18)(8,12,15,19,14,17,20,21)(22,23)(24,28)(25,27)(26,30)(29,33)(31,35)(32,34)(36,37);(7,11)(9,16)(12,17)(15,20)(23,27)(25,33)(28,34)(29,30)(32,37)(35,36);(6,8)(7,12)(9,15)(10,14)(11,17)(13,19)(16,20)(18,21)(22,24,26,31)(23,28,30,35)(25,32,33,37)(27,34,29,36);(8,14)(12,17)(15,20)(19,21)(24,31)(28,35)(32,37)(34,36)305 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 10712);