Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 5 |
| isoclinism | isoclinic class of #13673 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #2196 |
| commutator | #127 | C22×C4 |
| Frattini, cosocle | C2×#127 | C23 |
| prime radical | C2×#453 | C22 |
| LCS | G ▷ #127 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C23 ◁ C22×C4 ◁ C2×#127 ◁ G | |
| LECS | G ▷ C2×#127 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1 | |
477 conjugacy classes of subgroups; only the 62 normal subgroups are shown.
This group has 477 conjugacy classes of subgroups — too many to draw. Only its 62 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 20 points:
(1,2,4,3)(8,16)(10,17)(18,19);(1,3,4,2)(5,6)(7,10)(8,11)(9,12)(13,17)(14,18)(15,19)(16,20);(5,7)(6,10)(8,13)(9,15)(11,17)(12,19)(14,16)(18,20)Polycyclic presentation:
2^9|a^2=f,b^2=f,g^2=i,b^a=bd,c^a=ce,g^a=gh,e^b=eghi,h^b=hi,d^c=dg,g^c=gi,h^c=hi,e^d=ehi,g^d=gi,g^e=gi50 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 59652);