Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #47826 |
| 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 | |
794 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 32 points:
(1,2,5,7)(3,8,4,6)(9,10)(11,15)(12,16)(13,14)(17,18,22,25)(19,21,24,30)(20,23,27,31)(26,29,28,32);(1,3,5,4)(2,6,7,8)(9,11)(10,12)(13,16)(14,15)(19,24)(20,27)(21,30)(23,31);(3,4)(6,8)(10,14)(11,16)(17,19,22,24)(18,21,25,30)(20,28,27,26)(23,32,31,29);(1,4,5,3)(2,6,7,8)(9,11)(10,15)(12,14)(13,16)(17,20)(18,23)(19,26)(21,29)(22,27)(24,28)(25,31)(30,32);(1,2)(3,8)(4,6)(5,7)(9,12,13,15)(10,11,14,16)(17,21)(18,24)(19,25)(20,29)(22,30)(23,28)(26,31)(27,32)Polycyclic presentation:
2^8|a^2=gh,b^2=fg,c^2=fh,d^2=fg,e^2=g,b^a=bf,c^a=cg,e^a=ef,c^b=ch,d^b=dfh,e^b=eh,d^c=dh52 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#50560, #7705896, #7706235, … |
| maximal normal subgroup of | C2×#50560, #7705896, #7706235, … |
| maximal quotient of | #560880, #560985, #561972, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 43548);