Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #58990 |
| automorphism | Aut(G) = C215 (order 32768) · Inn(G) = C25 · Out(G) = C210 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C23 | C25 |
| prime radical | #2673 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
948 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2,6,7)(3,5,4,8)(9,10,14,13)(11,16,15,12)(17,18)(19,21)(20,23)(22,24);(2,7)(3,4)(11,15)(12,16)(18,19)(22,23);(1,3,6,4)(2,8,7,5)(9,11)(10,12)(13,16)(14,15)(17,19,21,18)(20,23,24,22);(1,4,6,3)(2,5,7,8)(9,12,14,16)(10,15,13,11)(17,20)(18,22)(19,23)(21,24);(1,5)(2,3)(4,7)(6,8)(9,13,14,10)(11,16,15,12)(17,20)(18,22)(19,23)(21,24)Polycyclic presentation:
2^8|a^2=h,c^2=f,d^2=h,e^2=fg,b^a=bf,c^a=cg,d^a=dg,e^a=ef,c^b=cg,d^b=dh64 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#59887, #7666232, #7666427, … |
| maximal normal subgroup of | C2×#59887, #7666232, #7666427, … |
| maximal quotient of | #531843, #531928, #532319, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 52875);