| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #331999 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #2668 |
| commutator, Frattini, cosocle | C2×C42 | C24 |
| prime radical | #18946 | C2 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
524 conjugacy classes of subgroups.
| minimal degree | μ(G) = 48 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 48 points:
(1,2,5,3)(4,12,13,16)(6,8,7,10)(9,14,11,15)(17,18)(19,29)(20,34)(21,27)(22,26)(23,28)(24,32)(25,35)(30,41)(31,40)(33,39)(36,43)(37,42)(38,47)(44,46)(45,48);(1,3)(2,5)(4,9)(6,8)(7,10)(11,13)(12,15)(14,16)(17,19)(18,24)(20,30)(21,31)(22,32)(23,33)(25,41)(26,39)(27,29)(28,40)(34,44)(35,45)(36,47)(37,46)(38,42)(43,48);(2,8)(3,10)(6,7)(9,16)(11,12)(14,15)(17,20,23,36)(18,25,28,42)(19,30,33,47)(21,35,22,37)(24,38,40,41)(26,34,27,43)(29,44,39,48)(31,45,32,46);(1,4)(2,9)(3,11)(5,13)(6,15)(7,14)(8,16)(10,12)(19,31)(21,22)(24,39)(26,27)(29,40)(30,45)(32,33)(34,43)(35,37)(38,48)(41,44)(46,47)Polycyclic presentation:
2^9|a^2=hi,c^2=h,e^2=h,f^2=i,g^2=hi,b^a=be,c^a=cf,d^a=def,e^a=eh,f^a=fi,g^a=gh,c^b=cg,d^b=de,e^b=eh,f^b=fh,g^b=ghi,f^c=fi,g^c=ghi,e^d=eh,f^d=fi41 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 239245);