Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2403 |
| automorphism | Aut(G) order 32768 |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C24×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, cosocle | C22×C4 | C24 |
| commutator, socle | C23 | C23×C4 |
| prime radical | C22×#41 | C22 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C22×C4 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
575 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 24 points:
(1,2)(3,4)(6,7)(9,10,14,18,13,17,19,23)(11,12,16,21,20,15,22,24);(5,6,8,7)(9,11,19,22,13,20,14,16)(10,15,23,21,17,12,18,24);(2,4)(5,7,8,6)(9,12,13,15)(10,16,17,22)(11,18,20,23)(14,21,19,24);(11,20)(12,15)(16,22)(21,24)Polycyclic presentation:
2^8|a^2=g,b^2=eg,c^2=e,g^2=h,b^a=be,c^a=cf,d^b=dh,d^c=dh76 conjugacy classes — view the full character table.
| maximal subgroup of | #137789, #140662, #365125, … |
| maximal normal subgroup of | #137789, #140662, #365125, … |
| maximal quotient of | #202440, #202441, #202442, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 14040);