| order | 512 |
| nilpotency class | 2 |
| automorphism | ? |
| homology | Abelianization (H1) = C26 · Schur multiplier (H2) = C212 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C23 | C26 |
| prime radical | C2×#121 | C23 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
4136 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 6 generators on 40 points:
(9,10,15,20)(11,18,13,16)(12,14,19,17)(21,24,23,22)(25,26)(27,32)(28,37)(29,30)(31,34)(33,40)(35,39)(36,38);(1,2)(3,7)(4,5)(6,8)(9,11,15,13)(10,16,20,18)(12,23,19,21)(14,24,17,22)(25,27,31,28)(26,32,34,37)(29,38,33,35)(30,36,40,39);(2,5)(6,7)(9,12,15,19)(10,17,20,14)(11,21,13,23)(16,24,18,22)(25,28,31,27)(26,32,34,37)(29,38,33,35)(30,39,40,36);(1,2)(3,6)(4,5)(7,8)(9,13,15,11)(10,18,20,16)(12,23,19,21)(14,24,17,22);(1,2)(3,6)(4,5)(7,8)(9,14,15,17)(10,19,20,12)(11,22,13,24)(16,23,18,21)(25,29,31,33)(26,30,34,40)(27,35,28,38)(32,39,37,36);(1,3)(2,6)(4,8)(5,7)(9,10)(11,16)(12,17)(13,18)(14,19)(15,20)(21,24)(22,23)(25,30)(26,33)(27,36)(28,39)(29,34)(31,40)(32,35)(37,38)Polycyclic presentation:
2^9|a^2=g,b^2=h,c^2=h,d^2=g,e^2=h,b^a=bg,c^a=ch,d^a=dg,f^a=fh,c^b=ci,e^b=eh,f^b=fgi,d^c=dgi,e^c=egi86 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 8666247);