Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2668 |
| automorphism | Aut(G) order 65536 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C22×C4 | C24 |
| commutator, Frattini, socle, cosocle | C23 | C25 |
| prime radical | C24 | C24 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C22×C4 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
823 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2,5,7)(3,6,4,8)(9,10)(11,14)(12,13)(15,16)(17,18,20,22)(19,23,24,21);(1,2)(3,6)(4,8)(5,7)(17,19,20,24)(18,21,22,23);(1,3,5,4)(2,6,7,8)(10,13)(14,16)(18,22)(19,24);(2,7)(6,8)(10,13)(14,16)(19,24)(21,23);(1,4,5,3)(2,8,7,6)(9,11,12,15)(10,14,13,16)Polycyclic presentation:
2^8|a^2=f,b^2=h,c^2=fh,e^2=fg,b^a=bf,c^a=cg,d^a=dfg,c^b=ch,d^b=df64 conjugacy classes — view the full character table.
| maximal subgroup of | #97523, #165843, #165844, … |
| maximal normal subgroup of | #97523, #165843, #165844, … |
| maximal quotient of | #520823, #520824, #520826, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 45278);