Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #53390 |
| 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 | |
944 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2)(3,5)(4,7)(6,8)(10,13)(14,15)(17,18,23,24)(19,20,21,22);(2,3)(4,8)(9,10,12,13)(11,15,16,14)(17,19,23,21)(18,20,24,22);(2,3)(6,7)(9,11,12,16)(10,14,13,15)(17,20,23,22)(18,19,24,21);(1,3,5,2)(4,7,8,6)(9,11)(10,14)(12,16)(13,15)(17,21,23,19)(18,20,24,22);(1,4)(2,6)(3,7)(5,8)(9,10)(11,14)(12,13)(15,16)(17,22,23,20)(18,19,24,21)Polycyclic presentation:
2^8|a^2=fgh,b^2=fg,c^2=fg,d^2=g,e^2=fgh,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 | #132891, #486839, #486967, … |
| maximal normal subgroup of | #132891, #486839, #486967, … |
| maximal quotient of | #585263, #585939, #587382, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 51925);