Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #29634 |
| automorphism | ? |
| homology | Abelianization (H1) = C24×C5 · Schur multiplier (H2) = C25 |
| direct product | C5×#29711 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C5 | C2×#120 |
| commutator, Frattini, cosocle | C24 | C24×C5 |
| prime radical | C5×#3459 | C2 |
| LCS | G ▷ C24 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22×C5 ◁ C23×C4×C5 ◁ G | |
1116 conjugacy classes of subgroups.
| minimal degree | μ(G) = 29 |
| transitive degree | μt(G) = 320 |
A minimal faithful permutation representation — 4 generators on 29 points:
(1,2,3,4,5)(7,8)(11,12)(14,15)(16,22)(17,20)(18,21)(19,24)(23,26)(25,28)(27,29);(6,7)(8,10)(9,11)(12,13)(14,16)(15,19)(17,23)(18,24)(20,27)(21,22)(25,29)(26,28);(6,8,10,7)(9,11,13,12)(14,17,18,25)(15,20,21,28)(16,23,24,29)(19,26,22,27);(6,9,10,13)(7,11,8,12)(17,25)(20,28)(23,29)(26,27)185 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 22699);