Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #37644 |
| automorphism | Aut(G) order 131072 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C28×C4 |
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 | |
1807 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 16 points:
(6,8)(9,10,13,11)(12,15,16,14);(2,4)(10,11)(14,15);(1,2)(3,4)(5,6,7,8)(9,11,13,10)(12,15,16,14);(9,12,13,16)(10,14,11,15);(1,2)(3,4)Polycyclic presentation:
2^8|a^2=f,c^2=fg,d^2=f,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 | #497363, #497373, #6533545, … |
| maximal normal subgroup of | #497363, #497373, #6533545, … |
| maximal quotient of | #521358, #522094, #522602, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 30665);