Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #1504 |
| automorphism | Aut(G) order 32768 |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C24×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | C2×C22⋊C4 |
| commutator | C2×C4 | C23×C4 |
| Frattini, cosocle | C42 | C24 |
| socle | C22 | C22×C22⋊C4 |
| prime radical | C2×#532 | C2 |
| LCS | G ▷ C2×C4 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C42 ▷ C22 ▷ C1 | |
658 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 4 generators on 16 points:
(1,2,3,6,4,5,7,8)(10,14,15,16);(2,5)(3,7)(9,10)(11,14)(12,16)(13,15);(2,5)(6,8);(9,11,13,12)(10,14,15,16)Polycyclic presentation:
2^8|a^2=f,d^2=h,e^2=h,f^2=g,b^a=be,c^a=cg,e^a=eg,e^b=eh,f^b=fgh64 conjugacy classes — view the full character table.
| maximal subgroup of | #105904, #106173, #107430, … |
| maximal normal subgroup of | #105904, #106173, #107430, … |
| maximal quotient of | #160451, #160471, #160490, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 10635);