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 | |
710 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 5 generators on 32 points:
(2,5)(6,8)(10,12)(11,15)(17,18,22,25)(19,26,20,23)(21,29,30,24)(27,31,28,32);(9,10,13,12)(11,16,15,14)(17,19,22,20)(18,23,25,26)(21,27,30,28)(24,31,29,32);(1,2)(3,6)(4,5)(7,8)(9,11,13,15)(10,14,12,16)(17,20,22,19)(18,23,25,26)(21,28,30,27)(24,31,29,32);(1,3,4,7)(2,6,5,8)(9,12,13,10)(11,16,15,14)(17,18)(19,26)(20,23)(21,24)(22,25)(27,32)(28,31)(29,30);(17,21,22,30)(18,24,25,29)(19,27,20,28)(23,31,26,32)Polycyclic presentation:
2^8|a^2=fh,b^2=f,c^2=f,d^2=g,e^2=fh,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 | #6485666, #6485669, #6485673, … |
| maximal normal subgroup of | #6485666, #6485669, #6485673, … |
| maximal quotient of | #553817, #553839, #554050, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 30389);