Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #24398 |
| automorphism | Aut(G) order 4096 |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C2×#121 |
| commutator, Frattini, cosocle | C22×C4 | C24 |
| prime radical | C2×AGL(1,ℤ/8) | C22 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
368 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)(3,7,4,6)(9,10,14,16,12,17,13,18)(11,19,22,23,21,15,20,24);(1,3,5,4)(2,6,8,7)(9,11,12,21)(10,15,17,19)(13,20,14,22)(16,24,18,23);(10,16)(11,20)(13,14)(17,18)(21,22)(23,24);(1,4,5,3)(2,7,8,6)(10,17)(15,19)(16,18)(23,24)Polycyclic presentation:
2^8|a^2=ef,b^2=e,d^2=eh,f^2=h,g^2=h,b^a=be,c^a=cf,d^a=de,c^b=cg,g^b=gh,f^c=fh,g^c=gh43 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#24859, #6445663, #6445664, … |
| maximal normal subgroup of | C2×#24859, #6445663, #6445664, … |
| maximal quotient of | #279247, #279253, #279259, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 17847);