Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #418500 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C23×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | D42 |
| commutator, Frattini, cosocle | C23×C4 | C24 |
| prime radical | C22×AGL(1,ℤ/8) | C22 |
| LCS | G ▷ C23×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C23×C4 ◁ G | |
| LECS | G ▷ C23×C4 ▷ C2 ▷ C1 | |
1032 conjugacy classes of subgroups.
| minimal degree | μ(G) = 28 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 28 points:
(6,9)(7,11)(13,14,18,22,20,24,19,23)(15,25,26,28,27,21,17,16);(1,2,3,4)(5,6)(7,10)(8,9)(11,12)(13,15)(14,16)(17,18)(19,26)(20,27)(21,22)(23,25)(24,28);(2,4)(5,7,8,11)(6,10,9,12)(13,16,18,25,20,28,19,21)(14,15,22,26,24,27,23,17);(6,9)(10,12)(13,17,19,27,20,26,18,15)(14,21,23,28,24,25,22,16)Polycyclic presentation:
2^9|a^2=ef,b^2=efg,c^2=e,d^2=efi,e^2=i,g^2=i,h^2=i,b^a=be,c^a=cf,d^a=dh,h^a=hi,c^b=cg,d^b=de,e^b=ei,g^b=gi,h^d=hi68 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 347837);