| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #93508 |
| automorphism | ? |
| homology | Abelianization (H1) = C42 · Schur multiplier (H2) = C23 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | H(3,ℤ/4) |
| commutator | C22×C8 | C42 |
| Frattini, cosocle | C22×#131 | C22 |
| socle | C22 | #1289 |
| prime radical | C22×#41 | D4 |
| LCS | G ▷ C22×C8 ▷ C2×C4 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C22×C8 ◁ G | |
| LECS | G ▷ C22×#131 ▷ C22×C4 ▷ C2 ▷ C1 | |
454 conjugacy classes of subgroups; only the 72 normal subgroups are shown.
This group has 454 conjugacy classes of subgroups — too many to draw. Only its 72 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 72 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 2 generators on 72 points:
(1,2)(3,5)(4,7)(6,8)(9,10,13,19,16,21,36,52)(11,22,24,54,27,56,33,66)(12,28,30,62,32,47,34,67)(14,37,39,50,15,20,35,51)(17,40,41,57,43,58,70,23)(18,44,46,31,48,65,49,38)(25,55,61,72,26,45,59,71)(29,42,63,69,60,53,64,68);(2,5,7,6)(9,11,14,25,16,27,15,26)(10,17,20,42,21,43,37,53)(12,29,31,57,32,60,38,23)(13,33,35,61,36,24,39,59)(18,45,47,22,48,55,28,56)(19,41,50,68,52,70,51,69)(30,64,44,58,34,63,65,40)(46,71,62,66,49,72,67,54)Polycyclic presentation:
2^9|a^2=d,b^2=e,c^2=fhi,d^2=i,e^2=i,f^2=i,g^2=i,b^a=bc,c^a=cf,e^a=efghi,h^a=hi,c^b=cg,d^b=dh,h^b=hi,d^c=di,e^c=ei,e^d=ei68 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 706);