Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #37644 |
| 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 | #2464 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
839 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2)(3,7)(4,5)(6,8)(9,10,13,12)(11,14,16,15)(18,21)(22,24);(2,5)(6,7)(9,11)(10,14)(12,15)(13,16);(9,10,13,12)(11,15,16,14)(17,18)(19,22)(20,21)(23,24);(1,3)(2,6)(4,8)(5,7)(17,19,20,23)(18,22,21,24);(1,2)(3,6)(4,5)(7,8)(9,12,13,10)(11,14,16,15)Polycyclic presentation:
2^8|a^2=h,c^2=h,d^2=g,e^2=h,b^a=bf,c^a=cg,d^a=df,c^b=ch,e^b=efh58 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#39516, #7636768, #7636830, … |
| maximal normal subgroup of | C2×#39516, #7636768, #7636830, … |
| maximal quotient of | #521439, #522205, #522609, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 32504);