Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #501172 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C25×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C2×B(4,𝔽2) |
| commutator, Frattini, cosocle | C22×D4 | C24 |
| LCS | G ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C4 ◁ C22×#41 ◁ G | |
| LECS | G ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1 | |
1302 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 4 generators on 20 points:
(5,6)(7,11)(8,16,18,12)(9,13)(10,15,20,17)(14,19);(1,2)(3,4)(5,7)(6,10)(8,15)(9,14)(11,12)(13,20)(16,19)(17,18);(2,4)(5,7)(6,11)(8,17)(9,14)(10,12)(13,19)(15,18)(16,20);(6,12)(7,14)(10,19)(11,20)(13,16)(15,17)Polycyclic presentation:
2^9|a^2=f,b^a=be,c^a=cf,d^a=de,e^a=eh,h^a=hi,c^b=cg,d^b=di,f^b=fh,d^c=di,e^c=ehi,f^d=fh,f^e=fi47 conjugacy classes — view the full character table.
| maximal subgroup of | #72285728, #72285829, #72285962, … |
| maximal normal subgroup of | #72285728, #72285829, #72285962, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 408376);