Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2613 |
| automorphism | Aut(G) order 65536 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C22×C4 | C24 |
| commutator, Frattini, socle, cosocle | C23 | C25 |
| prime radical | #392 | C22 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C22×C4 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
858 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)(3,6)(4,5)(7,8)(9,10)(11,14)(12,13)(15,16)(19,20)(22,24);(2,5)(6,8)(17,18,21,23)(19,24,20,22);(10,13)(14,16)(17,19,21,20)(18,22,23,24);(9,11,12,15)(10,14,13,16)(17,20,21,19)(18,22,23,24);(1,3,4,7)(2,6,5,8)Polycyclic presentation:
2^8|b^2=h,c^2=h,d^2=g,e^2=f,b^a=bf,c^a=cg,d^a=dh,c^b=ch64 conjugacy classes — view the full character table.
| maximal subgroup of | #133189, #252256, #252257, … |
| maximal normal subgroup of | #133189, #252256, #252257, … |
| maximal quotient of | #515094, #515097, #515112, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 27591);