Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #2021 |
| automorphism | Aut(G) order 8192 |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C26 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | #120 |
| commutator | C24 | C22×C4 |
| Frattini, cosocle | C25 | C23 |
| prime radical | C23×D4 | C22 |
| LCS | G ▷ C24 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C25 ◁ G | |
| LECS | G ▷ C25 ▷ C2 ▷ C1 | |
739 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 16 points:
(1,2)(3,4)(5,6,7,8)(9,10)(11,13)(12,14)(15,16);(9,10)(11,15,16,13)(12,14);(2,4)(9,11)(10,13)(12,16)(14,15)Polycyclic presentation:
2^8|a^2=g,b^2=d,b^a=bd,c^a=ce,f^a=fh,c^b=cf,f^b=fh,d^c=dh52 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#11087, #357760, #357761, … |
| maximal normal subgroup of | C2×#11087, #357760, #357761, … |
| maximal quotient of | #115976, #115995, #115997, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 4075);