Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 5 |
| isoclinism | isoclinic class of #7408 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C8 · Schur multiplier (H2) = C2 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | AΣL(1,𝔽16) |
| commutator | C2×C4⋊C4 | C2×C8 |
| Frattini, cosocle | #1954 | C22 |
| socle | C22 | #1326 |
| prime radical | C22×D4 | M16 |
| LCS | G ▷ C2×C4⋊C4 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C22×C4 ◁ C2×C42 ◁ #1954 ◁ G | |
| LECS | G ▷ #1954 ▷ C2×C42 ▷ C23 ▷ C2 ▷ C1 | |
153 conjugacy classes of subgroups; only the 32 normal subgroups are shown.
This group has 153 conjugacy classes of subgroups — too many to draw. Only its 32 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 2 generators on 32 points:
(1,2,4,9,5,8,13,15,6,10,12,16,3,7,11,14)(17,18)(19,26,27,22)(20,24,29,23)(21,25)(28,31,32,30);(2,7,10,8)(4,12)(9,14,16,15)(11,13)(17,19,20,27,21,28,29,32)(18,22,24,26,25,30,23,31)Polycyclic presentation:
2^9|a^2=d,b^2=e,c^2=h,d^2=f,e^2=i,f^2=h,b^a=bc,c^a=ce,e^a=eg,g^a=gi,c^b=cgh,d^b=dehi,g^b=gi,d^c=dgi,e^c=ei,e^d=ei62 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 939);