Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #30428 |
| automorphism | Aut(G) order 4096 |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | D42 |
| commutator, Frattini, cosocle | C22×C4 | C24 |
| prime radical | #535 | C22 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C4 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
325 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 4 generators on 24 points:
(1,2,5,8)(3,4,7,6)(9,10)(11,19)(12,15)(13,17)(14,18)(16,20)(21,23)(22,24);(1,3,5,7)(2,6,8,4)(9,10)(11,16)(12,17)(13,15)(14,18)(19,20)(21,24)(22,23);(1,4,5,6)(2,7,8,3)(10,15)(12,13)(16,19)(17,18)(20,22)(23,24);(2,8)(3,7)(9,11)(10,16)(12,22)(13,20)(14,21)(15,19)(17,23)(18,24)Polycyclic presentation:
2^8|a^2=e,b^2=e,c^2=e,f^2=h,g^2=h,b^a=be,c^a=cf,d^a=def,f^a=fh,c^b=cg,d^b=de,g^b=gh,f^c=fh,g^c=gh,f^d=fh37 conjugacy classes — view the full character table.
| maximal subgroup of | #6669692, #6669702, #6669708, … |
| maximal normal subgroup of | #6669692, #6669702, #6669708, … |
| maximal quotient of | #338679, #338682, #338691, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 23825);