Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #40484 |
| 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 |
| prime radical | C2×#121 | C22 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
760 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 32 points:
(1,2,4,6)(3,5,7,8)(9,10)(11,15)(12,16)(13,14)(17,18,22,25)(19,20,23,28)(21,24,30,32)(26,27,29,31);(10,14)(11,16)(17,19,22,23)(18,20,25,28)(21,29,30,26)(24,31,32,27);(1,2)(3,5)(4,6)(7,8)(9,11)(10,12)(13,16)(14,15)(17,19)(18,20)(21,26)(22,23)(24,27)(25,28)(29,30)(31,32);(1,3,4,7)(2,5,6,8)(9,12)(10,11)(13,15)(14,16)(17,20)(18,23)(19,25)(21,27)(22,28)(24,29)(26,32)(30,31);(17,21,22,30)(18,24,25,32)(19,26,23,29)(20,27,28,31)Polycyclic presentation:
2^8|a^2=gh,b^2=fh,d^2=fg,e^2=fh,b^a=bf,c^a=cg,d^a=df,c^b=ch,e^b=efh,d^c=dfh52 conjugacy classes — view the full character table.
| maximal subgroup of | #6699423, #6699426, #6699486, … |
| maximal normal subgroup of | #6699423, #6699426, #6699486, … |
| maximal quotient of | #544643, #545163, #545618, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 35886);