Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #61071 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C23×D4 |
| commutator, Frattini, cosocle | C2×C4 | C25 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ #529 ◁ G | |
| LECS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
906 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(2,5)(6,8)(9,10,14,11)(12,19,21,24)(13,18,23,16)(15,22,17,20);(1,2)(3,6)(4,5)(7,8)(9,11,14,10)(12,17,21,15)(13,18,23,16)(19,20,24,22);(9,12,14,21)(10,15,11,17)(13,22,23,20)(16,24,18,19);(2,5)(6,8);(1,3,4,7)(2,6,5,8)(10,11)(15,17)(16,18)(19,24)Polycyclic presentation:
2^8|a^2=h,b^2=h,c^2=h,e^2=f,g^2=h,b^a=bf,c^a=cg,e^a=eh,g^a=gh,d^b=df,e^b=eh,g^c=gh55 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#61526, #10576867, #10576932, … |
| maximal normal subgroup of | C2×#61526, #10576867, #10576932, … |
| maximal quotient of | #6379586, #6379594, #6380433, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 54514);