Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2403 |
| automorphism | Aut(G) order 262144 |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C26 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, socle, prime radical, cosocle | C24 | C24 |
| commutator | C23 | C23×C4 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C24 ▷ C1 | |
641 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 4 generators on 24 points:
(5,6,7,8)(10,13)(14,16)(17,18,21,19)(20,23,24,22);(1,2,3,4)(10,13)(14,16)(18,19)(22,23);(1,2)(3,4)(9,10)(11,14)(12,13)(15,16)(17,19,21,18)(20,23,24,22);(9,11,12,15)(10,14,13,16)(17,20,21,24)(18,22,19,23)Polycyclic presentation:
2^8|a^2=h,b^2=efg,c^2=e,d^2=ef,b^a=be,c^a=cf,d^a=de,c^b=cg76 conjugacy classes — view the full character table.
| maximal subgroup of | #100401, #100409, #100417, … |
| maximal normal subgroup of | #100401, #100409, #100417, … |
| maximal quotient of | #153758, #153843, #153846, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 6909);