Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #40484 |
| 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 | C2×#120 | C22 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
789 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 32 points:
(1,2,5,8)(3,6,4,7)(9,10)(11,15)(12,14)(13,16)(17,18)(19,21)(20,28)(22,23)(24,27)(25,31)(26,32)(29,30);(1,3,5,4)(2,6,8,7)(9,10,12,14)(11,13,16,15)(18,23)(21,24)(25,28)(30,32);(1,2)(3,6)(4,7)(5,8)(9,10)(11,13)(12,14)(15,16)(17,19)(18,24)(20,29)(21,23)(22,27)(25,30)(26,31)(28,32);(1,3,5,4)(2,6,8,7)(9,11)(10,13)(12,16)(14,15)(17,20,22,31)(18,25,23,28)(19,26,27,29)(21,30,24,32);(1,4,5,3)(2,7,8,6)(17,21,22,24)(18,19,23,27)(20,30,31,32)(25,26,28,29)Polycyclic presentation:
2^8|a^2=fgh,b^2=fg,d^2=g,e^2=g,b^a=bf,c^a=cg,d^a=df,c^b=ch,e^b=efh,d^c=dfh52 conjugacy classes — view the full character table.
| maximal subgroup of | #131242, #484943, #485508, … |
| maximal normal subgroup of | #131242, #484943, #485508, … |
| maximal quotient of | #544863, #545295, #545919, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 34825);