| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #331655 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C23 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | D42 |
| commutator, Frattini, cosocle | C2×C42 | C24 |
| prime radical | C22×D4 | C2×D4 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
589 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 4 generators on 40 points:
(1,2)(3,4)(5,7)(6,8)(9,10,13,17)(11,14,19,23)(12,15,20,16)(18,21,24,22);(1,3)(2,6)(4,7)(5,8)(9,11,13,19)(10,14,17,23)(12,18,20,24)(15,21,16,22)(25,26,30,33)(27,34,36,39)(28,32,29,37)(31,38,40,35);(1,4,5,6)(2,3,7,8)(10,15)(12,20)(14,21)(16,17)(18,24)(22,23)(25,27,30,36)(26,31,33,40)(28,35,29,38)(32,39,37,34);(2,7)(3,8)(10,15)(12,20)(14,21)(16,17)(18,24)(22,23)(25,28,30,29)(26,32,33,37)(27,35,36,38)(31,39,40,34)Polycyclic presentation:
2^9|a^2=h,b^2=hi,c^2=ei,d^2=i,f^2=h,g^2=i,b^a=be,c^a=cf,d^a=def,f^a=fh,c^b=cg,d^b=de,g^b=gi,f^c=fh,g^c=gi,f^d=fh65 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 242925);