Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #10254 |
| automorphism | Aut(G) order 8192 |
| homology | Abelianization (H1) = C23 · Schur multiplier (H2) = C23 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #392 |
| commutator, Frattini, cosocle | C2×C42 | C23 |
| prime radical | C22×D4 | D4 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
263 conjugacy classes of subgroups; only the 61 normal subgroups are shown.
This group has 263 conjugacy classes of subgroups — too many to draw. Only its 61 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 24 points:
(1,2)(3,5)(4,7)(6,8)(9,10,13,16)(11,17,19,24)(12,20,22,15)(14,21,23,18);(2,5)(3,8)(6,7);(1,2)(3,6)(4,7)(5,8)(9,11,13,19)(10,14,16,23)(12,21,22,18)(15,24,20,17)Polycyclic presentation:
2^8|a^2=h,c^2=h,d^2=g,e^2=h,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eh,c^b=cf,d^b=dg,f^b=fg,e^c=eh,f^c=fg40 conjugacy classes — view the full character table.
| maximal subgroup of | #93800, #93841, #123061, … |
| maximal normal subgroup of | #93800, #93841, #123061, … |
| maximal quotient of | #102457, #102458, #102461, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 3246);