Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| nilpotency class | 5 |
| isoclinism | isoclinic class of #7408 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C4×C5 · Schur multiplier (H2) = C22 |
| direct product | C5×#7416 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C5 | AΣL(1,𝔽16) |
| commutator | C2×C4⋊C4 | C2×C4×C5 |
| Frattini, cosocle | #382 | C22×C5 |
| prime radical | C5×#537 | C4 |
| LCS | G ▷ C2×C4⋊C4 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22×C5 ◁ C23×C5 ◁ C22×C4×C5 ◁ C5×#382 ◁ G | |
224 conjugacy classes of subgroups; only the 46 normal subgroups are shown.
This group has 224 conjugacy classes of subgroups — too many to draw. Only its 46 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 29 |
| transitive degree | μt(G) = 160 |
A minimal faithful permutation representation — 2 generators on 29 points:
(1,2,3,4,5)(6,7)(8,10)(9,12)(11,13)(15,19,20,27,21,29,24,28)(16,22,23,25);(7,10)(8,13)(11,12)(14,15)(16,19)(17,24)(18,21)(20,26)(22,27)(23,29)(25,28)155 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 404);