Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #143938 |
| automorphism | ? |
| homology | Abelianization (H1) = C23 · Schur multiplier (H2) = C2 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | #469 |
| commutator, Frattini, cosocle | C2×C4×C8 | C23 |
| socle | C22 | #2065 |
| prime radical | C23 | #465 |
| LCS | G ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C2×C42 ◁ C8×C4⋊C4 ◁ G | |
| LECS | G ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
224 conjugacy classes of subgroups; only the 76 normal subgroups are shown.
This group has 224 conjugacy classes of subgroups — too many to draw. Only its 76 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 3 generators on 40 points:
(1,2,3,8,5,4,6,7)(9,10,16,23)(11,24)(12,26)(13,20,35,21)(14,19,37,30)(15,25,36,22)(17,39)(18,34)(27,33)(28,38)(29,31)(32,40);(1,3,5,6)(2,7,4,8)(9,11,13,26,15,18,14,28,16,29,35,39,36,40,37,27)(10,17,19,24,22,38,20,32,23,12,30,31,25,33,21,34);(1,4,5,2)(3,8,6,7)(9,12,16,17)(10,18,23,40)(11,25,29,22)(13,34,35,32)(14,31,37,24)(15,38,36,33)(19,39,30,26)(20,28,21,27)Polycyclic presentation:
2^9|a^2=de,b^2=d,c^2=gh,d^2=g,e^2=hi,f^2=gi,g^2=i,h^2=i,b^a=bd,c^a=ce,d^a=dg,e^a=egi,f^a=fg,g^a=gi,h^a=hi,c^b=cf,e^b=ei,d^c=dg,e^c=eh,f^c=fg,g^c=gi,h^c=hi62 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 53114);