| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #123311 |
| automorphism | ? |
| homology | Abelianization (H1) = C23 · Schur multiplier (H2) = C22 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #1619 |
| commutator, Frattini, cosocle | C82 | C23 |
| prime radical | #493 | D4 |
| LCS | G ▷ C82 ▷ C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C42 ◁ C82 ◁ G | |
| LECS | G ▷ C82 ▷ C42 ▷ C22 ▷ C1 | |
228 conjugacy classes of subgroups; only the 46 normal subgroups are shown.
This group has 228 conjugacy classes of subgroups — too many to draw. Only its 46 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 48 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 3 generators on 48 points:
(2,7)(3,6)(4,11)(8,15)(9,16)(10,13)(12,14)(17,18,22,26)(19,27,30,46)(20,32,36,48)(21,37,35,25)(23,38,40,29)(24,42,44,33)(28,43,31,45)(34,39,47,41);(1,2)(3,8)(4,12)(5,9)(6,14)(7,11)(10,16)(13,15)(20,33)(21,35)(24,32)(25,37)(27,43)(28,31)(29,34)(36,42)(38,47)(39,41)(44,48)(45,46);(1,3,5,6)(2,8,9,14)(4,11,13,10)(7,15,16,12)(17,19)(18,23)(20,34)(21,28)(22,30)(24,43)(25,39)(26,40)(27,32)(29,33)(31,35)(36,47)(37,41)(38,42)(44,45)(46,48)Polycyclic presentation:
2^9|a^2=i,c^2=h,d^2=fh,e^2=ghi,f^2=h,g^2=i,b^a=bd,c^a=ce,d^a=df,e^a=egh,f^a=fh,g^a=gi,d^b=df,e^b=eg,f^b=fh,g^b=gi,d^c=dg,e^c=egh,f^c=fi,g^c=gi44 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 30520);