Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #3484 |
| automorphism | ? |
| homology | Abelianization (H1) = C26 · Schur multiplier (H2) = C213 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | C25 |
| commutator, Frattini, socle, cosocle | C22 | C26 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ G | |
| LECS | G ▷ C22 ▷ C1 | |
3999 conjugacy classes of subgroups.
| minimal degree | μ(G) = 16 |
| transitive degree | μt(G) = 32 |
A minimal faithful permutation representation — 6 generators on 16 points:
(1,2)(3,6)(4,5)(7,8)(9,10)(11,15)(12,14)(13,16);(2,5)(6,8);(9,11)(10,13)(12,16)(14,15);(11,16)(13,15);(10,14)(13,15);(1,3,4,7)(2,6,5,8)Polycyclic presentation:
2^8|f^2=g,b^a=bg,c^a=ch,e^a=eh,d^c=dh88 conjugacy classes — view the full character table.
| maximal subgroup of | #184919, #184921, #184923, … |
| maximal normal subgroup of | #184919, #184921, #184923, … |
| maximal quotient of | #7625417, #7625453, #7625481, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 55761);