| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #1284 |
| automorphism | ? |
| homology | Abelianization (H1) = C4×C16 · Schur multiplier (H2) = C2×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C8 | #95 |
| commutator | C2×C4 | C4×C16 |
| Frattini, cosocle | C2×C4×C16 | C22 |
| socle | C22 | #1374 |
| prime radical | C23 | C22⋊C16 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C8 ◁ C2×C4×C16 ◁ G | |
| LECS | G ▷ C2×C4×C16 ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1 | |
144 conjugacy classes of subgroups; only the 68 normal subgroups are shown.
This group has 144 conjugacy classes of subgroups — too many to draw. Only its 68 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 80 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 2 generators on 80 points:
(1,2)(3,9,11,15)(4,7)(5,8)(6,10,13,16)(12,14)(17,18,20,25,21,27,34,45,22,28,35,46,37,49,58,69,23,26,36,44,38,47,59,67,39,48,60,68,61,70,76,79)(19,29,31,50,32,51,55,71,33,52,56,72,57,73,75,80,30,24,40,41,53,42,62,64,54,43,63,65,74,66,77,78);(1,3)(2,6,8,13)(4,10)(5,11)(7,9,14,15)(12,16)(17,19)(18,24,26,29)(20,31)(21,32)(22,33)(23,30)(25,41,44,50)(27,42,47,51)(28,43,48,52)(34,55)(35,56)(36,40)(37,57)(38,53)(39,54)(45,64,67,71)(46,65,68,72)(49,66,70,73)(58,75)(59,62)(60,63)(61,74)(69,78,79,80)(76,77)Polycyclic presentation:
2^9|a^2=d,b^2=e,c^2=f,d^2=g,g^2=h,h^2=i,b^a=bc,e^a=efi,c^b=ci,d^b=df128 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 1196);