| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #1714 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C8 · Schur multiplier (H2) = C2×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C8 | #127 |
| commutator | C42 | C22×C8 |
| Frattini, cosocle | C2×C4×C8 | C23 |
| socle | C22 | #1842 |
| prime radical | C23 | #423 |
| LCS | G ▷ C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C2×C8 ◁ C2×C4×C8 ◁ G | |
| LECS | G ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
280 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 3 generators on 40 points:
(2,5)(3,7)(6,8)(9,10,14,20,15,19,30,36,16,21,29,18,13,31,12,27)(11,17,24,32,25,33,22,37,26,34,38,35,23,39,28,40);(1,2,3,5,4,6,7,8)(9,11)(10,17)(12,28)(13,23)(14,24)(15,25)(16,26)(18,35)(19,33)(20,32)(21,34)(22,30)(27,40)(29,38)(31,39)(36,37);(9,12,13,29,16,30,15,14)(10,18,19,27,21,20,31,36)(11,22,23,24,26,28,25,38)(17,32,33,37,34,35,39,40)Polycyclic presentation:
2^9|a^2=f,b^2=d,c^2=e,d^2=g,e^2=i,f^2=h,h^2=i,b^a=bd,c^a=ce,d^a=dg,e^a=ei,c^b=ci104 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#135714, #72210557, #72210567 |
| maximal normal subgroup of | C2×#135714, #72210557, #72210567 |
| maximal quotient of | #72210465, C2×#135714 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 42910);