| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of D4×D16 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | C22×D8 |
| commutator | C2×C8 | C23×C4 |
| Frattini, cosocle | C4×C8 | C24 |
| socle | C22 | C2×C4×D8 |
| prime radical | C22×D16 | C4 |
| LCS | G ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ #431 ◁ C8×M16 ◁ G | |
| LECS | G ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
488 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 40 points:
(1,2,4,7,5,3,6,8)(9,10,14,18,15,20,30,19)(11,21,23,32,25,38,24,40)(12,17,26,35,27,36,13,28)(16,31,33,39,34,29,37,22);(9,11)(10,16)(12,22)(13,29)(14,23)(15,25)(17,32)(18,33)(19,37)(20,34)(21,28)(24,30)(26,31)(27,39)(35,38)(36,40);(1,3,4,8,5,2,6,7)(9,12,14,26,15,27,30,13)(10,17,18,35,20,36,19,28)(11,22,23,31,25,39,24,29)(16,32,33,38,34,40,37,21);(2,3)(7,8)Polycyclic presentation:
2^9|a^2=f,c^2=f,e^2=gi,f^2=h,g^2=i,b^a=be,d^a=dhi,e^a=eg,g^a=gi,e^b=eg,g^b=gi,d^c=dhi110 conjugacy classes — view the full character table.
| maximal subgroup of | #72320258, #72321746, #72321882 |
| maximal normal subgroup of | #72320258, #72321746, #72321882 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 391279);