Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #45438 |
| automorphism | Aut(G) order 65536 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C23 | C25 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
902 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(3,4)(6,7)(11,15)(14,16)(17,18)(19,20)(21,22)(23,24);(1,2,5,8)(3,7,4,6)(10,13)(11,15)(18,22)(20,23);(1,3,5,4)(2,6,8,7)(9,10)(11,14)(12,13)(15,16)(17,19)(18,23)(20,22)(21,24);(1,4,5,3)(2,7,8,6)(9,11)(10,14)(12,15)(13,16)(17,20,21,23)(18,19,22,24);(1,2)(3,6)(4,7)(5,8)(9,10)(11,14)(12,13)(15,16)(17,19)(18,23)(20,22)(21,24)Polycyclic presentation:
2^8|b^2=fg,c^2=fg,d^2=g,b^a=bf,c^a=cg,d^a=dh,e^a=ef,c^b=ch,d^b=dfh,e^b=eh52 conjugacy classes — view the full character table.
| maximal subgroup of | #7201496, #7201500, #7201560, … |
| maximal normal subgroup of | #7201496, #7201500, #7201560, … |
| maximal quotient of | #557234, #557276, #557411, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 38629);