Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2403 |
| automorphism | Aut(G) order 16384 |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C22×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, cosocle | C22×C4 | C24 |
| commutator, socle, prime radical | C23 | C23×C4 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C22×C4 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
343 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 4 generators on 24 points:
(1,2)(3,6)(4,8)(5,7)(9,10)(11,13)(12,15)(14,16)(17,18,22,23,21,24,20,19);(1,3,5,4)(2,6,7,8)(9,11,13,10)(12,15,16,14)(17,19,20,24,21,23,22,18);(1,4,5,3)(2,6,7,8)(10,11)(14,15)(17,20,21,22)(18,23,24,19);(9,12,13,16)(10,14,11,15)Polycyclic presentation:
2^8|a^2=g,b^2=fg,c^2=ef,d^2=e,g^2=h,b^a=be,c^a=cf,d^a=de,c^b=ceh76 conjugacy classes — view the full character table.
| maximal subgroup of | #212416, #212417, #212418, … |
| maximal normal subgroup of | #212416, #212417, #212418, … |
| maximal quotient of | #355234, #355384, #355386, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 15297);