| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #93508 |
| automorphism | ? |
| homology | Abelianization (H1) = C42 · Schur multiplier (H2) = C2 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | H(3,ℤ/4) |
| commutator | C22×C8 | C42 |
| Frattini, cosocle | #1726 | C22 |
| socle | C22 | #1290 |
| prime radical | C23 | #341 |
| LCS | G ▷ C22×C8 ▷ C2×C4 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C22×C8 ◁ G | |
| LECS | G ▷ #1726 ▷ C22×C4 ▷ C2 ▷ C1 | |
169 conjugacy classes of subgroups.
| minimal degree | μ(G) = 72 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 2 generators on 72 points:
(1,2,4,7,5,8,3,6)(9,10,13,19,15,21,14,39,16,22,38,52,31,54,41,20)(11,23,25,56,27,47,62,71,28,58,36,68,64,72,26,57)(12,29,32,53,34,50,33,51,35,65,37,49,67,18,40,48)(17,42,43,30,45,63,69,60,46,61,70,66,55,59,44,24);(2,6,8,7)(9,11,14,26,15,27,38,25,16,28,41,62,31,64,13,36)(10,17,20,44,21,45,19,43,22,46,39,69,54,55,52,70)(12,30,33,42,34,60,37,63,35,66,40,61,67,24,32,59)(18,47,49,56,29,58,48,71,50,72,53,68,65,23,51,57)Polycyclic presentation:
2^9|a^2=d,b^2=e,c^2=fhi,d^2=f,e^2=g,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, 810);