| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #281531 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C23 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle, prime radical | C23 | C2×#121 |
| commutator, Frattini, cosocle | C2×C42 | C24 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C43 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
511 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 512 |
A minimal faithful permutation representation — 4 generators on 40 points:
(1,2,5,8)(3,7,4,6)(9,10,14,16,12,17,13,18)(11,19,20,23,21,15,22,24)(25,26,31,33,30,28,29,34)(27,35,38,40,37,32,36,39);(1,3,5,4)(2,6,8,7)(9,11,14,20,12,21,13,22)(10,15,16,24,17,19,18,23)(25,27,31,38,30,37,29,36)(26,32,33,39,28,35,34,40);(10,16)(11,20)(13,14)(15,19)(17,18)(21,22)(25,28,30,26)(27,35,37,32)(29,34,31,33)(36,40,38,39);(1,4,5,3)(2,7,8,6)(10,17)(15,19)(16,18)(23,24)(25,29,30,31)(26,33,28,34)(27,36,37,38)(32,39,35,40)Polycyclic presentation:
2^9|a^2=ef,b^2=ef,c^2=i,d^2=ehi,f^2=h,g^2=hi,b^a=be,c^a=cf,d^a=de,c^b=cg,g^b=gi,f^c=fh,g^c=ghi77 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 197339);