| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #13307 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C25 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | #447 |
| commutator | C22×C8 | C22×C4 |
| Frattini, cosocle | C23×C8 | C23 |
| prime radical | C23×D8 | C22 |
| LCS | G ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C23×C4 ◁ C2×#405 ◁ G | |
| LECS | G ▷ C23×C8 ▷ C4 ▷ C2 ▷ C1 | |
766 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 3 generators on 40 points:
(2,4)(5,6,7,8)(9,10)(11,16)(12,17)(13,18)(14,29)(15,20)(19,26)(21,33)(22,39)(23,36)(24,31)(25,35)(27,38)(28,37)(30,34)(32,40);(1,2,3,4)(9,11)(10,16)(12,23)(13,21)(14,30)(15,25)(17,36)(18,33)(19,31)(20,35)(22,28)(24,26)(27,40)(29,34)(32,38)(37,39);(10,17)(11,21)(12,13)(14,26)(16,31)(18,19)(20,38)(22,25)(23,30)(24,40)(27,28)(29,37)(33,39)(34,35)Polycyclic presentation:
2^9|a^2=g,b^2=d,e^2=hi,f^2=h,h^2=i,b^a=bd,c^a=ce,e^a=eh,f^a=fhi,h^a=hi,c^b=cf,e^b=ehi,f^b=fhi,h^b=hi,e^c=eh,f^c=fhi,h^c=hi80 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 55297);