Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #36702 |
| automorphism | Aut(G) order 65536 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27 |
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 | |
706 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 5 generators on 32 points:
(1,2,5,6)(3,8,4,7)(9,10,12,14)(11,15,16,13)(20,28)(23,30)(26,32)(29,31);(2,6)(7,8)(17,18,21,24)(19,25,27,22)(20,23,28,30)(26,31,32,29);(1,3,5,4)(2,7,6,8)(9,11,12,16)(10,13,14,15)(17,18)(19,22)(20,23)(21,24)(25,27)(26,29)(28,30)(31,32);(1,2)(3,7)(4,8)(5,6)(17,19,21,27)(18,22,24,25)(20,26,28,32)(23,29,30,31);(1,4,5,3)(2,8,6,7)(17,20)(18,23)(19,26)(21,28)(22,29)(24,30)(25,31)(27,32)Polycyclic presentation:
2^8|a^2=g,b^2=h,c^2=g,d^2=h,e^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 | #98101, #167941, #167942, … |
| maximal normal subgroup of | #98101, #167941, #167942, … |
| maximal quotient of | #553800, #553806, #554047, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 30183);