| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #482080 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C25 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C22×#102 |
| commutator | C2×C8 | C23×C4 |
| Frattini, cosocle | C4×C8 | C24 |
| prime radical | #60714 | C2 |
| LCS | G ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C4×#41 ◁ C4×#131 ◁ G | |
| LECS | G ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
783 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 40 points:
(2,6)(3,4)(7,8)(9,10,13,16,15,20,12,26,14,19,27,31,28,35,29,18)(11,21,24,36,25,38,23,33,22,17,32,30,40,34,39,37);(1,2)(3,6)(4,8)(5,7)(10,16)(12,27)(13,29)(15,28)(17,30)(18,20)(19,31)(21,36)(23,32)(24,39)(25,40)(26,35)(33,34)(37,38);(1,3,5,4)(2,6,7,8)(9,11,14,22)(10,17,19,21)(12,23,29,39)(13,24,27,32)(15,25,28,40)(16,30,31,36)(18,33,26,37)(20,34,35,38);(11,22)(17,21)(23,39)(24,32)(25,40)(30,36)(33,37)(34,38)Polycyclic presentation:
2^9|a^2=f,c^2=g,e^2=hi,f^2=ghi,h^2=i,b^a=be,c^a=cg,e^a=eg,e^b=eh,f^b=fgh,h^b=hi,d^c=di74 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 390378);