Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #36702 |
| automorphism | Aut(G) = C215 (order 32768) · Inn(G) = C25 · Out(G) = C210 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C23 | C25 |
| prime radical | #2617 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
975 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 24 points:
(3,7)(6,8)(11,15)(12,16)(17,18)(19,20)(21,22)(23,24);(2,5)(6,8)(9,10,13,14)(11,16,15,12)(18,22)(19,23);(1,2)(3,6)(4,5)(7,8)(9,11)(10,12)(13,15)(14,16)(17,19,21,23)(18,20,22,24);(1,2)(3,6)(4,5)(7,8)(9,10)(11,12)(13,14)(15,16)(17,20)(18,23)(19,22)(21,24);(1,3)(2,6)(4,7)(5,8)(9,12)(10,11)(13,16)(14,15)Polycyclic presentation:
2^8|b^2=g,c^2=f,b^a=bf,c^a=cg,d^a=df,e^a=efh,c^b=ch,d^b=dfh52 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#36726, #7633998, #7634043, … |
| maximal normal subgroup of | C2×#36726, #7633998, #7634043, … |
| maximal quotient of | #553719, #554012, #554033, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 29714);