Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #18618 |
| automorphism | ? |
| homology | Abelianization (H1) = C24×C5 · Schur multiplier (H2) = C25 |
| direct product | C5×#18679 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C5 | C2×#120 |
| commutator, Frattini, cosocle | C42 | C24×C5 |
| prime radical | C5×#3506 | C2 |
| LCS | G ▷ C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G | |
946 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)(6,7,11,15)(8,16,19,20)(9,13,10,14)(12,18,21,17)(22,23,27,30)(24,32,33,36)(25,31,26,29)(28,35,37,34);(6,8)(7,12)(9,17)(10,18)(11,19)(13,20)(14,16)(15,21)(22,24)(23,28)(25,35)(26,34)(27,33)(29,36)(30,37)(31,32);(6,9,11,10)(7,13,15,14)(8,17,19,18)(12,20,21,16)(23,29)(25,26)(28,36)(30,31)(32,37)(34,35);(6,9,11,10)(7,14,15,13)(8,18,19,17)(12,20,21,16)(23,30)(24,33)(29,31)(34,35)230 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 11667);