Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #36702 |
| automorphism | ? |
| homology | Abelianization (H1) = C25×C5 · Schur multiplier (H2) = C26×C4 |
| direct product | C5×#36818 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23×C5 | C25 |
| commutator, Frattini, cosocle | C23 | C25×C5 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23×C5 ◁ G | |
2056 conjugacy classes of subgroups.
| minimal degree | μ(G) = 29 |
| transitive degree | μt(G) = 320 |
A minimal faithful permutation representation — 5 generators on 29 points:
(1,2,3,4,5)(7,9)(8,12)(16,20)(19,21)(23,27)(24,25);(6,7,10,9)(8,13,12,11)(15,18)(19,21)(22,23,26,27)(24,28,25,29);(14,15)(16,19)(17,18)(20,21)(22,24,26,25)(23,28,27,29);(6,8,10,12)(7,11,9,13)(14,15)(16,19)(17,18)(20,21)(22,23)(24,28)(25,29)(26,27);(6,9,10,7)(8,13,12,11)(14,16)(15,19)(17,20)(18,21)(22,25,26,24)(23,29,27,28)260 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 29806);