Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #34980 |
| 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, prime radical, cosocle | C23 | C25 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
802 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 5 generators on 24 points:
(2,6)(4,7)(10,13)(14,16)(17,18,21,20)(19,23,24,22);(2,6)(3,8)(17,19,21,24)(18,22,20,23);(1,2)(3,7)(4,8)(5,6)(9,10)(11,14)(12,13)(15,16)(17,18,21,20)(19,22,24,23);(1,3,5,8)(2,7,6,4);(1,4,5,7)(2,8,6,3)(9,11,12,15)(10,14,13,16)(17,20,21,18)(19,23,24,22)Polycyclic presentation:
2^8|a^2=f,b^2=f,c^2=f,d^2=h,e^2=fg,b^a=bf,c^a=cg,e^a=eh,c^b=ch,d^b=dh64 conjugacy classes — view the full character table.
| maximal subgroup of | #97654, #161592, #161876, … |
| maximal normal subgroup of | #97654, #161592, #161876, … |
| maximal quotient of | #516466, #516477, #516641, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 28187);