| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #10104 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C25 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | #392 |
| commutator | C2×C42 | C22×C4 |
| Frattini, cosocle | C22×C42 | C23 |
| prime radical | C24 | #121 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C22×C42 ▷ C22 ▷ C1 | |
960 conjugacy classes of subgroups.
| minimal degree | μ(G) = 28 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 3 generators on 28 points:
(1,2)(3,4)(6,9,10,11)(13,14,18,21,19,15,17,23)(16,24,27,22,28,25,26,20);(5,6)(7,11)(8,10)(9,12)(13,15,19,14)(16,25,28,24)(17,21,18,23)(20,26,22,27);(2,4)(7,12)(9,11)(13,16,19,28)(14,20,15,22)(17,27,18,26)(21,25,23,24)Polycyclic presentation:
2^9|a^2=g,b^2=h,c^2=h,d^2=i,e^2=h,f^2=h,g^2=h,b^a=bd,c^a=ce,d^a=dh,f^a=fh,c^b=cf,d^b=di,e^b=ehi,f^b=fh,g^b=ghi,d^c=di,e^c=eh,f^c=fh,g^c=gh68 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 20443);