Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of D4×#120 |
| automorphism | Aut(G) order 131072 |
| 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 | #2537 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
1001 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(9,10)(11,16)(12,14)(13,15)(17,18)(19,21)(20,23)(22,24);(1,2)(3,7)(4,8)(5,6)(9,11)(10,14)(12,13)(15,16)(17,19,22,23)(18,20,24,21);(2,6)(3,8)(9,10,13,15)(11,16,12,14)(17,20,22,21)(18,23,24,19);(1,3,5,8)(2,7,6,4)(9,10)(11,14)(12,16)(13,15)(17,18)(19,20)(21,23)(22,24);(1,4,5,7)(2,3,6,8)(9,12,13,11)(10,14,15,16)(17,21,22,20)(18,19,24,23)Polycyclic presentation:
2^8|b^2=fg,c^2=f,d^2=fh,e^2=h,b^a=bf,c^a=cg,c^b=ch,e^b=eh,d^c=dh,e^d=eh70 conjugacy classes — view the full character table.
| maximal subgroup of | #98175, #164338, #164394, … |
| maximal normal subgroup of | #98175, #164338, #164394, … |
| maximal quotient of | #519021, #519068, #519105, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 29441);