Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #37644 |
| automorphism | Aut(G) order 131072 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C26×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C23 | C25 |
| prime radical | #2535 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
821 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)(3,5,8,7)(9,10,13,12)(11,14,16,15)(17,18)(19,23)(20,27)(21,22)(24,28)(25,31)(26,29)(30,32);(1,2,4,6)(3,7,8,5)(9,11)(10,14)(12,15)(13,16)(18,22)(23,29)(24,27)(30,31);(1,2)(3,5)(4,6)(7,8)(9,10,13,12)(11,15,16,14)(17,19,21,26)(18,23,22,29)(20,25,28,32)(24,30,27,31);(17,20,21,28)(18,24,22,27)(19,25,26,32)(23,30,29,31);(1,3,4,8)(2,5,6,7)(9,12,13,10)(11,14,16,15)(17,18)(19,23)(20,24)(21,22)(25,30)(26,29)(27,28)(31,32)Polycyclic presentation:
2^8|a^2=h,b^2=g,c^2=fgh,d^2=f,e^2=h,b^a=bf,c^a=cg,d^a=df,c^b=ch,e^b=efh58 conjugacy classes — view the full character table.
| maximal subgroup of | #130512, #130516, #254196, … |
| maximal normal subgroup of | #130512, #130516, #254196, … |
| maximal quotient of | #521438, #522204, #522608, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 32490);