| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #417784 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C24×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | D42 |
| commutator, Frattini, cosocle | C23×C4 | C24 |
| prime radical | C22×AGL(1,ℤ/8) | C22 |
| LCS | G ▷ C23×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C23×C4 ◁ G | |
| LECS | G ▷ C23×C4 ▷ C2 ▷ C1 | |
1288 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 40 points:
(2,4)(5,6)(7,8)(9,10,15,18,13,20,14,19)(11,16,24,32,22,33,23,31)(12,25,29,36,27,35,28,17)(21,34,38,40,37,39,26,30);(9,11)(10,16)(12,26)(13,22)(14,24)(15,23)(17,34)(18,31)(19,32)(20,33)(21,28)(25,30)(27,38)(29,37)(35,40)(36,39);(1,2,3,4)(9,12,14,28,13,27,15,29)(10,17,18,25,20,36,19,35)(11,21,23,26,22,37,24,38)(16,30,32,34,33,40,31,39);(6,8)(10,18,20,19)(11,22)(16,31,33,32)(17,25,36,35)(21,37)(23,24)(26,38)(30,39,40,34)Polycyclic presentation:
2^9|a^2=eg,c^2=f,d^2=ei,f^2=i,g^2=i,h^2=i,b^a=be,c^a=cf,d^a=dh,e^a=ei,f^a=fi,g^a=gi,h^a=hi,c^b=cg,d^b=de,f^b=fi,g^b=gi,h^b=hi74 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 341439);