Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #10212 |
| automorphism | Aut(G) order 8192 |
| homology | Abelianization (H1) = C23 · Schur multiplier (H2) = C22×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #392 |
| commutator, Frattini, cosocle | C2×C42 | C23 |
| prime radical | #3253 | C2 |
| LCS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
249 conjugacy classes of subgroups; only the 49 normal subgroups are shown.
This group has 249 conjugacy classes of subgroups — too many to draw. Only its 49 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 32 points:
(1,2)(3,10)(4,15)(5,8)(6,9)(7,12)(11,14)(13,16)(17,18)(19,27)(20,25)(21,24)(22,26)(23,28)(29,32)(30,31);(1,3,6,14)(2,7,9,16)(4,13,5,12)(8,11,15,10)(17,19,22,29)(18,23,26,31)(20,30,21,28)(24,32,25,27);(1,2)(3,11)(4,8)(5,15)(6,9)(7,12)(10,14)(13,16)(18,24)(20,21)(23,27)(25,26)(28,30)(31,32)Polycyclic presentation:
2^8|b^2=g,d^2=g,e^2=h,f^2=gh,b^a=bd,c^a=ce,d^a=dg,e^a=eh,f^a=fh,c^b=cf,d^b=dg,f^b=fgh,d^c=dh,e^c=eh,f^c=fgh28 conjugacy classes — view the full character table.
| maximal subgroup of | #151362, C2×#10213, #232856, … |
| maximal normal subgroup of | #151362, C2×#10213, #232856, … |
| maximal quotient of | #102506, #102520, #102528, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 3201);