Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #1468 |
| automorphism | Aut(G) order 16384 |
| homology | Abelianization (H1) = C2×C42 · Schur multiplier (H2) = C23 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | C2×C22⋊C4 |
| commutator | C23 | C2×C42 |
| Frattini, cosocle | C2×C42 | C23 |
| socle | C22 | C2×#95 |
| prime radical | C24 | C42 |
| LCS | G ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
330 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 16 points:
(1,2,4,7,5,6,3,8)(9,10,12,16,14,15,13,11);(2,6)(3,4)(9,11,13,15,14,16,12,10);(1,3,5,4)(2,7,6,8)(10,15)(11,16)Polycyclic presentation:
2^8|a^2=e,b^2=f,c^2=g,e^2=h,f^2=gh,b^a=bd,c^a=ch,d^a=dg,c^b=ch,e^b=eg64 conjugacy classes — view the full character table.
| maximal subgroup of | #105761, #105762, #105866, … |
| maximal normal subgroup of | #105761, #105762, #105866, … |
| maximal quotient of | #94927, #94928, #94935, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 926);