| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #7519063 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C2×D42 |
| commutator, Frattini, cosocle | C22×C4 | C25 |
| prime radical | #60647 | C2 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
2141 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 40 points:
(1,2)(3,7)(4,5)(6,8)(9,10,15,18)(11,16,22,32)(12,23,27,37)(13,14,29,25)(17,33,35,26)(19,34,36,40)(20,21,28,30)(24,31,39,38);(2,5)(6,7)(9,11,15,22)(10,16,18,32)(12,24,27,39)(13,28,29,20)(14,30,25,21)(17,34,35,40)(19,33,36,26)(23,31,37,38);(9,12,25,33,15,27,14,26)(10,17,29,37,18,35,13,23)(11,19,30,39,22,36,21,24)(16,31,28,40,32,38,20,34);(9,13,14,18,15,29,25,10)(11,20,21,32,22,28,30,16)(12,23,26,35,27,37,33,17)(19,34,24,38,36,40,39,31);(1,3,4,8)(2,6,5,7)Polycyclic presentation:
2^9|a^2=i,b^2=i,c^2=gi,d^2=g,e^2=f,g^2=i,b^a=bf,c^a=cg,d^a=dg,e^a=ef,g^a=gi,h^a=hi,c^b=cg,d^b=dh,g^b=gi,h^d=hi74 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 7469624);