| order | 1280 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #10038 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C5 · Schur multiplier (H2) = C23 |
| direct product | C5×#10040 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C5 | #392 |
| commutator, Frattini, cosocle | C2×C42 | C23×C5 |
| prime radical | C5×#3214 | C2 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G | |
500 conjugacy classes of subgroups; only the 98 normal subgroups are shown.
This group has 500 conjugacy classes of subgroups — too many to draw. Only its 98 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 37 |
| transitive degree | μt(G) = 640 |
A minimal faithful permutation representation — 3 generators on 37 points:
(1,2,3,4,5)(7,12)(9,10)(13,20)(14,15)(16,21)(17,19)(22,23)(24,30)(25,33)(26,29)(27,32)(28,35)(31,37)(34,36);(6,7,11,14)(8,16,18,20)(9,15,10,12)(13,19,21,17)(27,36)(30,37);(6,8)(7,13)(9,17)(10,19)(11,18)(12,16)(14,21)(15,20)(22,24)(23,27)(25,34)(26,31)(28,37)(29,36)(30,33)(32,35)155 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 3028);