Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #36702 |
| 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 | #2410 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
1039 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 24 points:
(3,7)(6,8)(9,10)(11,15)(12,13)(14,16)(18,22)(20,24);(2,5)(6,8)(10,12)(14,15)(18,22)(19,23);(1,2)(3,6)(4,5)(7,8)(9,11)(10,14)(12,15)(13,16)(17,18,21,22)(19,20,23,24);(1,2)(3,6)(4,5)(7,8)(9,12,13,10)(11,15,16,14)(17,19,21,23)(18,20,22,24);(1,3)(2,6)(4,7)(5,8)(9,11)(10,14)(12,15)(13,16)(17,20)(18,23)(19,22)(21,24)Polycyclic presentation:
2^8|c^2=fg,d^2=g,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 | C2×#36807, #7633998, #7634075, … |
| maximal normal subgroup of | C2×#36807, #7633998, #7634075, … |
| maximal quotient of | #553819, #553834, #554056, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 29795);