Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #14715 |
| automorphism | Aut(G) order 131072 |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C23×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, prime radical, cosocle | C24 | C24 |
| LCS | G ▷ C24 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C24 ▷ C1 | |
659 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 4 generators on 24 points:
(2,4)(6,7)(11,15)(14,16)(17,18,20,22)(19,23,24,21);(5,6,8,7)(10,13)(14,16);(5,7,8,6)(9,10)(11,14)(12,13)(15,16)(17,19,20,24)(18,21,22,23);(1,2)(3,4)(9,11,12,15)(10,14,13,16)(17,18)(19,21)(20,22)(23,24)Polycyclic presentation:
2^8|a^2=ef,b^2=e,c^2=f,d^2=g,b^a=be,c^a=cf,d^a=dh,c^b=cg64 conjugacy classes — view the full character table.
| maximal subgroup of | #272680, #272695, #272708, … |
| maximal normal subgroup of | #272680, #272695, #272708, … |
| maximal quotient of | #154128, #154294, #154296, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 7891);