Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #2218 |
| automorphism | Aut(G) order 16384 |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C23 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | C2×D8 |
| commutator | C2×C8 | C22×C4 |
| Frattini, cosocle | C22×C8 | C23 |
| socle | C22 | C2×#107 |
| prime radical | C24 | Q16 |
| LCS | G ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C23×C4 ◁ C23×C8 ◁ G | |
| LECS | G ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1 | |
187 conjugacy classes of subgroups.
| minimal degree | μ(G) = 36 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 36 points:
(1,2)(3,4)(5,6,9,14,11,15,10,25)(7,16,20,32,18,30,21,35)(8,22,23,29,24,36,17,13)(12,26,28,34,27,33,31,19);(5,7,17,33,10,21,24,34,11,18,23,26,9,20,8,19)(6,12,22,32,14,28,29,30,15,27,36,35,25,31,13,16);(2,4)(7,18)(12,27)(16,30)(19,34)(20,21)(26,33)(28,31)(32,35)Polycyclic presentation:
2^8|a^2=f,b^2=dg,d^2=gh,f^2=h,g^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,c^b=ch52 conjugacy classes — view the full character table.
| maximal subgroup of | #94349, #94350, #152166, … |
| maximal normal subgroup of | #94349, #94350, #152166, … |
| maximal quotient of | #134674, #134693, #134694, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 5826);