Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #53390 |
| 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 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
851 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2,4,5)(3,7,8,6)(9,10)(11,15)(12,16)(13,14)(18,21)(19,23);(2,5)(3,8)(10,14)(11,16)(18,21)(22,24);(2,5)(6,7)(9,11)(10,12)(13,16)(14,15)(17,18,20,21)(19,22,23,24);(1,2)(3,6)(4,5)(7,8)(9,11)(10,12)(13,16)(14,15)(17,19,20,23)(18,22,21,24);(1,3)(2,6)(4,8)(5,7)(9,12)(10,11)(13,15)(14,16)Polycyclic presentation:
2^8|a^2=gh,c^2=fg,d^2=fg,b^a=bf,c^a=cg,d^a=dg,e^a=ef,c^b=ch,d^b=df,e^b=egh,d^c=dgh46 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#54276, #8103539, #8103893, … |
| maximal normal subgroup of | C2×#54276, #8103539, #8103893, … |
| maximal quotient of | #585490, #585822, #586944, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 47264);