| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #133362 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C25 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #1790 |
| commutator | C22×Q8 | C22×C4 |
| Frattini, cosocle | C22×#41 | C23 |
| prime radical | #2431 | C22 |
| LCS | G ▷ C22×Q8 ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C4 ◁ C22×#41 ◁ G | |
| LECS | G ▷ C22×#41 ▷ C23 ▷ C2 ▷ C1 | |
815 conjugacy classes of subgroups; only the 82 normal subgroups are shown.
This group has 815 conjugacy classes of subgroups — too many to draw. Only its 82 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 40 points:
(1,2)(3,7,8,5)(4,6)(9,10)(11,20)(12,17,24,15)(13,26)(14,19)(16,22)(18,27)(21,37,38,36)(23,35)(25,31,29,34)(28,32)(30,39,33,40);(1,3)(2,5)(4,8)(6,7)(10,15)(12,24)(13,27)(16,30)(17,19)(18,31)(20,36)(21,38)(22,28)(26,34)(32,33)(35,37);(9,11,14,23)(10,16,19,32)(12,21,24,38)(13,28,27,22)(15,30,17,33)(18,35,26,20)(25,40,29,39)(31,37,34,36)Polycyclic presentation:
2^9|a^2=f,c^2=i,d^2=i,e^2=i,b^a=bd,c^a=ce,d^a=dg,e^a=ei,g^a=gi,h^a=hi,d^b=di,e^b=ehi,f^b=fgi,d^c=dh,e^c=ei,e^d=ei,f^d=fi44 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 40560);