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) = C23×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 | |
689 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)(9,10,13,11)(12,15,16,14)(17,18,21,23)(19,20,24,22);(6,8)(10,11)(12,16)(17,19,21,24)(18,22,23,20);(5,6)(7,8)(9,11,13,10)(12,15,16,14)(17,19)(18,22)(20,23)(21,24);(1,2)(3,4)(9,12)(10,14)(11,15)(13,16)(17,20,21,22)(18,19,23,24)Polycyclic presentation:
2^8|a^2=e,b^2=f,c^2=ef,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×#15444, #608991, #609009, … |
| maximal normal subgroup of | C2×#15444, #608991, #609009, … |
| maximal quotient of | #154698, #154723, #154754, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 8432);