Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #58990 |
| automorphism | Aut(G) order 524288 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C26×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, prime radical, cosocle | C23 | C25 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
798 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2,5,3)(4,7,8,6)(10,13)(11,15)(17,18,22,19)(20,24,21,23);(2,3)(6,7)(9,10)(11,14)(12,13)(15,16)(17,19,22,18)(20,23,21,24);(17,20,22,21)(18,23,19,24);(1,3,5,2)(4,7,8,6)(17,21,22,20)(18,24,19,23);(1,4,5,8)(2,6,3,7)(9,11,12,15)(10,14,13,16)Polycyclic presentation:
2^8|a^2=h,b^2=g,c^2=g,d^2=h,e^2=f,b^a=bf,c^a=cg,d^a=dg,e^a=ef,c^b=cg,d^b=dh64 conjugacy classes — view the full character table.
| maximal subgroup of | #97508, #98709, #98712, … |
| maximal normal subgroup of | #97508, #98709, #98712, … |
| maximal quotient of | #531816, #531900, #532408, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 52857);