Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #3264 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4×C5 · Schur multiplier (H2) = C25 |
| direct product | C5×#17522 |
| subgroup | G/H | |
|---|---|---|
| center | C2×C4×C5 | C22×D4 |
| commutator | C2×C4 | C23×C4×C5 |
| Frattini, cosocle | C42 | C24×C5 |
| socle | C22×C5 | C22×C22⋊C4 |
| prime radical | C5×#3481 | C2 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4×C5 ◁ C4×C5×#41 ◁ G | |
1008 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)(8,16)(9,14)(10,20)(11,15)(12,17)(13,18)(19,21)(22,23,26,31,27,29,25,30)(24,32,34,28,35,37,33,36);(6,8)(7,12)(9,17)(10,19)(11,18)(13,14)(15,21)(16,20)(22,24)(23,28)(25,33)(26,34)(27,35)(29,36)(30,32)(31,37);(6,8)(7,13)(9,19)(10,17)(11,18)(12,14)(15,16)(20,21)(23,29)(28,36)(30,31)(32,37);(6,9,11,10)(7,14,15,20)(8,17,18,19)(12,13,21,16)(22,25,27,26)(23,30,29,31)(24,33,35,34)(28,32,36,37)290 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 10510);