Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #60750 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C23×D4 |
| commutator, Frattini, cosocle | C2×C4 | C25 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
1222 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 16 points:
(1,2)(3,7)(4,6)(5,8)(10,14)(11,12)(15,16);(1,3,4,8)(2,5,6,7);(3,8)(5,7)(9,10)(11,14)(12,16)(13,15);(2,6)(5,7);(9,11,13,12)(10,14,15,16)Polycyclic presentation:
2^8|b^2=f,e^2=h,g^2=h,b^a=bf,c^a=cg,d^a=df,e^a=eh,g^a=gh,c^b=cf,g^c=gh52 conjugacy classes — view the full character table.
| maximal subgroup of | #112152, #112167, #112183, … |
| maximal normal subgroup of | #112152, #112167, #112183, … |
| maximal quotient of | #6374307, #6374447, #6374981, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 53791);