Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #61049 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C23×D4 |
| commutator, Frattini, cosocle | C2×C4 | C25 |
| prime radical | #3506 | C2 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ #533 ◁ G | |
| LECS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
901 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 24 points:
(2,5)(6,7)(11,17)(12,19)(14,21)(16,23)(18,20)(22,24);(1,2,4,5)(3,7,8,6)(9,10)(11,14)(12,16)(13,15)(17,21)(18,22)(19,23)(20,24);(9,11,13,18)(10,14,15,22)(12,20,19,17)(16,24,23,21);(1,3,4,8)(2,6,5,7);(10,15)(14,22)(16,23)(21,24)Polycyclic presentation:
2^8|b^2=f,c^2=h,d^2=f,g^2=h,b^a=bf,c^a=cg,g^a=gh,d^b=df,e^b=eh,g^c=gh58 conjugacy classes — view the full character table.
| maximal subgroup of | #221157, #221177, #221193, … |
| maximal normal subgroup of | #221157, #221177, #221193, … |
| maximal quotient of | #6379391, #6379460, #6380331, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 54315);