Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 5 |
| isoclinism | isoclinic class of #94311 |
| automorphism | ? |
| homology | Abelianization (H1) = C42 · Schur multiplier (H2) = C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #1390 |
| commutator | C2×C4⋊C4 | C42 |
| Frattini, cosocle | C4×#124 | C22 |
| prime radical | C22×D4 | C4⋊C4 |
| LCS | G ▷ C2×C4⋊C4 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C4 ◁ C2×C42 ◁ C4×#124 ◁ G | |
| LECS | G ▷ C4×#124 ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1 | |
247 conjugacy classes of subgroups; only the 44 normal subgroups are shown.
This group has 247 conjugacy classes of subgroups — too many to draw. Only its 44 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) = 64 |
A minimal faithful permutation representation — 2 generators on 40 points:
(1,2,4,7,5,8,3,6)(9,10)(11,19,21,34)(12,24)(13,16)(14,28)(15,20,30,23)(17,29)(18,27)(22,38,37,31)(25,33)(26,32)(35,36,40,39);(2,6,8,7)(9,11,12,22,13,21,25,37)(10,15,17,31,16,30,32,38)(14,23,29,39,27,20,26,36)(18,34,24,40,28,19,33,35)Polycyclic presentation:
2^9|a^2=d,b^2=e,c^2=fi,d^2=fi,e^2=i,g^2=i,b^a=bc,c^a=cf,e^a=efg,g^a=gi,h^a=hi,c^b=cg,d^b=di,g^b=gh,h^b=hi,e^c=ehi,g^c=gi,g^e=gi50 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 1570);