Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #53390 |
| automorphism | Aut(G) = C215 (order 32768) · Inn(G) = C25 · Out(G) = C210 |
| 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 | #392 | C22 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
758 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)(3,5)(4,7)(6,8)(9,10)(11,14)(12,13)(15,16);(2,3)(4,8)(10,12)(11,15)(18,22)(20,28)(23,25)(26,32);(2,3)(6,7)(9,11,13,15)(10,14,12,16)(17,18,21,22)(19,25,27,23)(20,24,28,29)(26,31,32,30);(1,3,5,2)(4,7,8,6)(9,11)(10,14)(12,16)(13,15)(17,19,21,27)(18,23,22,25)(20,26,28,32)(24,30,29,31);(1,4)(2,6)(3,7)(5,8)(9,12,13,10)(11,16,15,14)(17,20)(18,24)(19,26)(21,28)(22,29)(23,30)(25,31)(27,32)Polycyclic presentation:
2^8|c^2=h,d^2=fh,e^2=fg,b^a=bf,c^a=cg,d^a=dg,e^a=ef,c^b=ch,d^b=df,e^b=egh,d^c=dgh46 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#58633, #8104744, #8104901, … |
| maximal normal subgroup of | C2×#58633, #8104744, #8104901, … |
| maximal quotient of | #585312, #585969, #586595, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 51621);