| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #251800 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C23 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | #535 |
| commutator, Frattini, cosocle | C2×C42 | C24 |
| socle | C22 | #2487 |
| prime radical | C24 | C22⋊Q8 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
495 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 40 points:
(2,5)(3,7)(6,8)(9,10,15,18,14,19,13,27)(11,20,28,31,21,34,23,16)(12,24,29,32,25,38,26,17)(22,36,39,40,35,30,37,33);(9,11,13,23,14,21,15,28)(10,16,18,20,19,31,27,34)(12,22,26,37,25,35,29,39)(17,30,24,33,32,36,38,40);(1,2,4,6)(3,8,7,5)(11,21)(12,25)(17,32)(23,28)(24,38)(26,29)(30,36)(33,40);(9,12,13,26,14,25,15,29)(10,17,18,24,19,32,27,38)(11,22,23,37,21,35,28,39)(16,30,20,33,31,36,34,40)Polycyclic presentation:
2^9|a^2=eg,b^2=e,c^2=i,d^2=e,e^2=h,f^2=i,b^a=be,c^a=cf,d^a=de,e^a=eh,f^a=fi,g^a=gh,c^b=cg,f^b=fh,d^c=dh,f^c=fi56 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 222166);