Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #15257 |
| automorphism | Aut(G) order 65536 |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C24×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C24 | C24 |
| prime radical | C25 | C23 |
| LCS | G ▷ C24 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C24 ▷ C1 | |
765 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 24 points:
(2,4)(9,10,13,12)(11,15,16,14)(18,19)(20,24);(6,8)(11,16)(14,15)(17,18,21,19)(20,23,24,22);(5,6)(7,8)(9,11,13,16)(10,14,12,15)(17,19,21,18)(20,23,24,22);(1,2)(3,4)(9,12,13,10)(11,15,16,14)(17,20,21,24)(18,22,19,23)Polycyclic presentation:
2^8|a^2=ef,b^2=e,c^2=f,d^2=f,b^a=be,c^a=cf,d^a=dh,c^b=cg,d^b=de58 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#15431, #608979, #609007, … |
| maximal normal subgroup of | C2×#15431, #608979, #609007, … |
| maximal quotient of | #154682, #154716, #154771, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 8419);