| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #347034 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C27 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #2846 |
| commutator, Frattini, cosocle | C2×C42 | C24 |
| prime radical | #62978 | C2 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
1922 conjugacy classes of subgroups.
| minimal degree | μ(G) = 64 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 64 points:
(1,2,7,12)(3,13,17,21)(4,10,19,26)(5,8,6,11)(9,15,24,16)(14,28,30,27)(18,22,20,25)(23,31,32,29)(35,43)(37,48)(39,51)(40,54)(41,49)(44,57)(45,50)(47,59)(52,63)(53,56)(58,61)(62,64);(2,8)(5,6)(9,21)(10,22)(11,12)(13,24)(15,16)(18,20)(23,28)(25,26)(27,32)(29,31)(33,34)(35,39)(36,40)(37,49)(38,42)(41,48)(43,56)(44,52)(45,53)(46,54)(47,60)(50,51)(55,59)(57,63)(58,64)(61,62);(1,3,7,17)(2,9,12,24)(4,14,19,30)(5,16,6,15)(8,21,11,13)(10,23,26,32)(18,31,20,29)(22,28,25,27)(33,35)(34,39)(36,44)(37,50)(38,45)(40,52)(41,56)(42,53)(43,48)(46,58)(47,61)(49,51)(54,64)(55,63)(57,59)(60,62);(1,4,7,19)(2,10,12,26)(3,14,17,30)(5,18,6,20)(8,22,11,25)(9,23,24,32)(13,27,21,28)(15,29,16,31)(33,36,38,46)(34,40,42,54)(35,44,45,58)(37,47,48,59)(39,52,53,64)(41,55,49,60)(43,57,50,61)(51,62,56,63)Polycyclic presentation:
2^9|a^2=h,c^2=h,d^2=i,e^2=h,f^2=i,b^a=be,c^a=cf,d^a=dg,e^a=eh,f^a=fi,e^b=eh,f^b=fi,g^b=ghi,e^c=ei,f^c=fi,g^c=gh,e^d=ehi,f^d=fh50 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 254620);