Finite Group DatabasebetaFinite Group Databasebeta| order | 1664 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of D4 |
| automorphism | ? |
| homology | Abelianization (H1) = C26×C13 · Schur multiplier (H2) = C215 |
| direct product | C24×D4×C13 |
| unambiguous semidirect product | C4⋊(C25×C13) |
| unambiguous semidirect product | C22⋊(C25×C13) |
| subgroup | G/H | |
|---|---|---|
| center, socle | C25×C13 | C22 |
| commutator, Frattini, cosocle | C2 | C26×C13 |
| LCS | G ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C25×C13 ◁ G | |
10552 conjugacy classes of subgroups.
| minimal degree | μ(G) = 25 |
| transitive degree | μt(G) = 832 |
A minimal faithful permutation representation — 6 generators on 25 points:
(1,2)(13,14,15,16,17,18,19,20,21,22,23,24,25);(3,4);(5,6);(7,8);(9,10,11,12);(10,12)1040 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1664, 2320);