Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2668 |
| automorphism | Aut(G) order 262144 |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C27×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, socle, cosocle | C24 | C24 |
| commutator | C23 | C23×C4 |
| prime radical | C22×#127 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C24 ▷ C1 | |
1491 conjugacy classes of subgroups; only the 263 normal subgroups are shown.
This group has 1491 conjugacy classes of subgroups — too many to draw. Only its 263 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 16 points:
(1,2)(3,4)(6,8)(9,10,11,12);(2,3)(14,16);(5,6)(7,8)(9,10)(11,12)(13,14,15,16);(1,3,4,2)(5,6)(7,8)(9,10)(11,12)Polycyclic presentation:
2^8|a^2=h,c^2=g,d^2=e,b^a=be,c^a=cf,d^a=def,c^b=cg,d^b=de64 conjugacy classes — view the full character table.
| maximal subgroup of | #101851, #101859, #101865, … |
| maximal normal subgroup of | #101851, #101859, #101865, … |
| maximal quotient of | #153961, #153975, #153995, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 7407);