Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #37436 |
| 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, cosocle | C23 | C25 |
| prime radical | C24 | C24 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
716 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 32 points:
(1,2,5,8)(3,6,4,7)(10,12)(14,15)(20,28)(23,30)(26,32)(29,31);(1,3,5,4)(2,6,8,7)(9,10,13,12)(11,15,16,14)(17,18,21,24)(19,22,27,25)(20,23,28,30)(26,29,32,31);(1,2)(3,6)(4,7)(5,8)(9,11,13,16)(10,14,12,15)(17,18)(19,25)(20,23)(21,24)(22,27)(26,31)(28,30)(29,32);(9,12,13,10)(11,15,16,14)(17,19)(18,22)(20,26)(21,27)(23,29)(24,25)(28,32)(30,31);(1,4,5,3)(2,7,8,6)(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=gh,c^2=f,d^2=f,e^2=g,b^a=bf,c^a=cg,d^a=df,e^a=efh,c^b=ch,d^c=dfh52 conjugacy classes — view the full character table.
| maximal subgroup of | #6497012, #6497014, #6497016, … |
| maximal normal subgroup of | #6497012, #6497014, #6497016, … |
| maximal quotient of | #556360, #556361, #556393, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 30585);