Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2668 |
| automorphism | Aut(G) order 131072 |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C2×C43 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, socle, cosocle | C24 | C24 |
| commutator | C23 | C23×C4 |
| prime radical | C23×D4 | C22 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C24 ▷ C1 | |
825 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 24 points:
(5,6,8,7)(9,10,13,11)(12,15,16,14)(18,21)(22,23);(2,4)(10,11)(12,16)(17,18,20,21)(19,23,24,22);(1,2,3,4)(5,7,8,6)(9,11,13,10)(12,15,16,14)(17,18)(19,22)(20,21)(23,24);(9,12,13,16)(10,14,11,15)(17,19)(18,22)(20,24)(21,23)Polycyclic presentation:
2^8|a^2=h,b^2=f,c^2=egh,d^2=ef,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 | #136126, #136206, #137303, … |
| maximal normal subgroup of | #136126, #136206, #137303, … |
| maximal quotient of | #153981, #153987, #153994, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 7577);