Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2403 |
| automorphism | Aut(G) order 131072 |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C23×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, socle, prime radical, cosocle | C24 | C24 |
| commutator | C23 | C23×C4 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C24 ▷ C1 | |
689 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 4 generators on 24 points:
(1,2,4,3)(6,8)(9,10,13,11)(12,15,16,14)(17,18,21,24)(19,23,20,22);(10,11)(14,15)(17,19,21,20)(18,22,24,23);(5,6)(7,8)(9,11,13,10)(12,15,16,14)(17,18)(19,22)(20,23)(21,24);(1,3,4,2)(9,12,13,16)(10,14,11,15)(17,20,21,19)(18,23,24,22)Polycyclic presentation:
2^8|a^2=h,b^2=eg,c^2=g,d^2=h,b^a=be,c^a=cf,d^a=de,c^b=cg76 conjugacy classes — view the full character table.
| maximal subgroup of | #136177, #136253, #137322, … |
| maximal normal subgroup of | #136177, #136253, #137322, … |
| maximal quotient of | #153806, #153807, #153824, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 7226);