Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #42996 |
| 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 | #2407 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
860 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)(3,7)(4,5)(6,8)(9,10,14,15)(11,16,12,13)(17,18,22,19)(20,23,27,25)(21,26,29,24)(28,31,32,30);(2,5)(6,7)(9,11,14,12)(10,13,15,16)(18,19)(20,27)(21,29)(30,31);(1,3,4,8)(2,6,5,7)(9,12,14,11)(10,13,15,16)(17,19,22,18)(20,23,27,25)(21,26,29,24)(28,30,32,31);(1,2)(3,6)(4,5)(7,8)(9,13)(10,11)(12,15)(14,16)(17,20)(18,23)(19,25)(21,28)(22,27)(24,30)(26,31)(29,32);(17,21,22,29)(18,24,19,26)(20,28,27,32)(23,30,25,31)Polycyclic presentation:
2^8|a^2=fg,b^2=fgh,c^2=f,e^2=h,b^a=bf,c^a=cg,e^a=eh,c^b=ch,d^b=df,e^b=eh,d^c=dh58 conjugacy classes — view the full character table.
| maximal subgroup of | #7037227, #7037231, #7037291, … |
| maximal normal subgroup of | #7037227, #7037231, #7037291, … |
| maximal quotient of | #535304, #535587, #535934, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 38248);