Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #52308 |
| 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 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
880 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 32 points:
(1,2,5,3)(4,7,8,6)(9,10)(11,15)(12,14)(13,16)(17,18)(19,23)(20,22)(21,28)(24,29)(25,31)(26,27)(30,32);(2,3)(4,8)(9,11,14,13)(10,15,12,16)(18,20)(23,27)(24,28)(30,31);(1,3,5,2)(4,7,8,6)(9,12,14,10)(11,15,13,16)(17,19)(18,23)(20,27)(21,25)(22,26)(24,30)(28,31)(29,32);(1,4,5,8)(2,6,3,7)(9,13,14,11)(10,15,12,16)(17,20,22,18)(19,23,26,27)(21,28,29,24)(25,30,32,31);(17,21,22,29)(18,24,20,28)(19,25,26,32)(23,30,27,31)Polycyclic presentation:
2^8|a^2=gh,b^2=g,c^2=h,d^2=fg,e^2=fgh,b^a=bf,c^a=cg,d^a=dfg,e^a=efgh,c^b=ch,d^b=df,d^c=dfgh46 conjugacy classes — view the full character table.
| maximal subgroup of | #7202056, #7202060, #7202120, … |
| maximal normal subgroup of | #7202056, #7202060, #7202120, … |
| maximal quotient of | #582168, #582379, #582399, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 46139);