Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #3484 |
| automorphism | Aut(G) order 196608 |
| homology | Abelianization (H1) = C24×C4 · Schur multiplier (H2) = C29 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, socle, cosocle | C23 | C25 |
| commutator | C22 | C24×C4 |
| prime radical | C2×#550 | C2 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
1600 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 16 points:
(1,2,4,3)(6,8)(10,12)(14,15);(9,10,13,12)(11,15,16,14);(5,6)(7,8)(9,10,13,12)(11,14,16,15);(9,11,13,16)(10,14,12,15);(1,3,4,2)(9,12,13,10)(11,15,16,14)Polycyclic presentation:
2^8|a^2=h,b^2=f,c^2=f,d^2=f,e^2=fh,b^a=bf,c^a=cg,e^a=ef,d^b=df88 conjugacy classes — view the full character table.
| Fitting subgroup of | #34295⋊C3 |
| maximal subgroup of | #6383916, #6383918, #6383922, … |
| maximal normal subgroup of | #6383916, #6383918, #6383922, … |
| maximal quotient of | #513624, #513654, #513691, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 27283);