Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #52308 |
| 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 | C22×D4 | C23 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
754 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 32 points:
(3,7)(6,8)(9,10,13,11)(12,15,16,14)(17,18)(19,24)(20,21)(22,30)(23,26)(25,31)(27,28)(29,32);(1,2)(3,6)(4,5)(7,8)(10,11)(12,16)(17,19,23,21)(18,24,26,20)(22,27,31,29)(25,32,30,28);(2,5)(6,8)(9,11,13,10)(12,15,16,14)(17,20)(18,19)(21,26)(22,28)(23,24)(25,27)(29,30)(31,32);(1,2)(3,6)(4,5)(7,8)(9,12)(10,14)(11,15)(13,16)(17,21,23,19)(18,24,26,20)(22,29,31,27)(25,32,30,28);(1,3)(2,6)(4,7)(5,8)(17,22)(18,25)(19,27)(20,28)(21,29)(23,31)(24,32)(26,30)Polycyclic presentation:
2^8|a^2=f,b^2=g,c^2=f,d^2=g,b^a=bf,c^a=cg,d^a=dfg,e^a=efgh,c^b=ch,d^b=df,d^c=dfgh46 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#52509, #8092119, #8092468, … |
| maximal normal subgroup of | C2×#52509, #8092119, #8092468, … |
| maximal quotient of | #582288, #582491, #582532, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 45497);