Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #487635 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C25 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C2×B(4,𝔽2) |
| commutator, Frattini, cosocle | C2×C22⋊C4 | C24 |
| prime radical | #18358 | C2 |
| LCS | G ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C4 ◁ C2×C4×D4 ◁ G | |
| LECS | G ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1 | |
843 conjugacy classes of subgroups; only the 118 normal subgroups are shown.
This group has 843 conjugacy classes of subgroups — too many to draw. Only its 118 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 48 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 4 generators on 48 points:
(1,2)(3,13)(4,9)(5,11)(6,10)(7,12)(8,14)(15,16)(17,18)(19,27)(20,24)(21,33)(22,25)(23,30)(26,36)(28,42)(29,41)(31,40)(32,46)(34,38)(35,39)(37,43)(44,48)(45,47);(1,3,7,4)(2,8,12,16)(5,14,6,15)(9,10,13,11)(17,19,22,29)(18,23,25,38)(20,28,31,44)(21,34,36,30)(24,37,40,47)(26,41,33,27)(32,45,35,43)(39,48,46,42);(1,4,7,3)(2,9,12,13)(5,14,6,15)(8,10,16,11)(17,20)(18,24)(19,28)(21,35)(22,31)(23,37)(25,40)(26,39)(27,42)(29,44)(30,45)(32,36)(33,46)(34,43)(38,47)(41,48);(1,5,7,6)(2,10,12,11)(3,14,4,15)(8,13,16,9)(18,25)(19,29)(20,31)(26,33)(30,34)(32,35)(37,47)(42,48)Polycyclic presentation:
2^9|b^2=g,c^2=gi,d^2=gi,e^2=g,b^a=be,c^a=cf,d^a=dg,e^a=eg,h^a=hi,d^b=di,e^b=eg,f^b=fhi,d^c=dg,e^c=eh,f^e=fi44 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 395581);