Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #30490 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | D42 |
| commutator, Frattini, cosocle | C22×C4 | C25 |
| socle | C22 | C2×D42 |
| prime radical | #31073 | C2 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
1779 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 40 points:
(1,2)(3,4)(5,7)(6,8)(9,10,15,17,14,20,13,19)(11,16,23,31,24,32,21,30)(12,25,27,34,28,33,26,18)(22,36,35,40,38,39,37,29);(1,3)(2,6)(4,7)(5,8)(9,11,14,24)(10,16,20,32)(12,22,28,38)(13,21,15,23)(17,31,19,30)(18,29,34,40)(25,36,33,39)(26,37,27,35);(10,17)(11,21)(13,15)(18,33)(19,20)(22,35)(23,24)(25,34)(26,27)(30,31)(36,39)(37,38);(2,7)(3,8)(9,12)(10,18)(11,22)(13,27)(14,28)(15,26)(16,29)(17,33)(19,25)(20,34)(21,35)(23,37)(24,38)(30,36)(31,39)(32,40);(1,4,5,6)(2,3,7,8)Polycyclic presentation:
2^9|a^2=gi,b^2=i,e^2=f,g^2=i,h^2=i,b^a=bf,c^a=cg,d^a=dfgi,c^b=ch,d^b=df,h^b=hi,g^c=gi,h^c=hi,g^d=gi68 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 7411144);