Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #58990 |
| automorphism | Aut(G) order 131072 |
| 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 | C2×#127 | C22 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
914 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(2,6)(3,4)(9,10,12,14)(11,15,16,13)(17,18,21,19)(20,22,24,23);(1,2,5,6)(3,7,4,8)(9,10)(11,13)(12,14)(15,16)(20,24)(22,23);(1,2)(3,7)(4,8)(5,6)(17,19,21,18)(20,23,24,22);(1,3,5,4)(2,7,6,8)(17,20)(18,22)(19,23)(21,24);(1,4,5,3)(2,8,6,7)(9,11,12,16)(10,13,14,15)Polycyclic presentation:
2^8|a^2=fgh,b^2=g,c^2=h,d^2=g,e^2=f,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 | #98683, #258972, #258976, … |
| maximal normal subgroup of | #98683, #258972, #258976, … |
| maximal quotient of | #531796, #531820, #531909, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 52667);