Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #37644 |
| 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, prime radical, cosocle | C23 | C25 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
745 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2,5,4)(3,7,8,6)(10,14)(15,16);(2,4)(6,7)(17,18,21,24)(19,23,20,22);(1,3)(2,6)(4,7)(5,8)(9,10)(11,15)(12,16)(13,14)(17,19,21,20)(18,22,24,23);(1,3)(2,6)(4,7)(5,8)(9,11,13,12)(10,15,14,16);(1,4,5,2)(3,7,8,6)(9,12,13,11)(10,16,14,15)(17,20,21,19)(18,23,24,22)Polycyclic presentation:
2^8|a^2=f,b^2=h,c^2=h,d^2=fg,e^2=gh,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 | #98050, #166971, #166972, … |
| maximal normal subgroup of | #98050, #166971, #166972, … |
| maximal quotient of | #521518, #522218, #522763, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 32689);