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 | C22×D4 | C23 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
741 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)(9,10,12,14)(11,15,16,13)(17,18)(19,24)(20,28)(21,26)(22,23)(25,31)(27,30)(29,32);(1,2,5,4)(3,6,7,8)(9,11,12,16)(10,13,14,15)(18,23)(21,24)(25,28)(30,32);(1,3,5,7)(2,6,4,8)(9,11)(10,13)(12,16)(14,15)(17,19,22,26)(18,24,23,21)(20,29,31,27)(25,30,28,32);(1,2,5,4)(3,6,7,8)(9,10)(11,13)(12,14)(15,16)(17,20,22,31)(18,25,23,28)(19,27,26,29)(21,30,24,32);(1,4,5,2)(3,8,7,6)(17,21,22,24)(18,26,23,19)(20,30,31,32)(25,29,28,27)Polycyclic presentation:
2^8|a^2=h,b^2=g,c^2=fg,d^2=fg,e^2=fg,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 | #131250, #484942, #485504, … |
| maximal normal subgroup of | #131250, #484942, #485504, … |
| maximal quotient of | #544873, #545287, #545933, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 34902);