Finite Group DatabasebetaFinite Group Databasebeta| order | 1664 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #120 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C42×C13 · Schur multiplier (H2) = C22×C4 |
| direct product | C13×#1746 |
| subgroup | G/H | |
|---|---|---|
| center | C22×C4×C13 | C23 |
| commutator | C22 | C2×C42×C13 |
| Frattini, cosocle | C22×C4 | C23×C13 |
| socle, prime radical | C23×C13 | C22×C4 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22×C4×C13 ◁ G | |
240 conjugacy classes of subgroups.
| minimal degree | μ(G) = 41 |
| transitive degree | μt(G) = 1664 |
A minimal faithful permutation representation — 3 generators on 41 points:
(1,2,3,4,5,6,7,8,9,10,11,12,13)(18,19)(20,23)(21,22)(24,25)(26,27,29,32,30,33,36,39)(28,31,35,38,34,37,40,41);(14,15,16,17)(19,22)(23,25)(26,28)(27,31)(29,35)(30,34)(32,38)(33,37)(36,40)(39,41);(18,20,21,24)(19,23,22,25)(28,34)(31,37)(35,40)(38,41)728 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1664, 478);