Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #52308 |
| 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 | |
774 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 32 points:
(3,7)(6,8)(9,10)(11,14)(12,13)(15,16)(18,22)(20,28)(23,25)(26,32);(1,2)(3,6)(4,5)(7,8)(10,12)(11,15)(17,18,21,22)(19,25,27,23)(20,24,28,29)(26,31,32,30);(2,5)(6,8)(9,11,13,15)(10,14,12,16)(17,18)(19,25)(20,24)(21,22)(23,27)(26,31)(28,29)(30,32);(1,2)(3,6)(4,5)(7,8)(9,12,13,10)(11,16,15,14)(17,19,21,27)(18,23,22,25)(20,26,28,32)(24,30,29,31);(1,3)(2,6)(4,7)(5,8)(17,20)(18,24)(19,26)(21,28)(22,29)(23,30)(25,31)(27,32)Polycyclic presentation:
2^8|b^2=g,c^2=fg,d^2=f,b^a=bf,c^a=cg,d^a=dfg,e^a=efgh,c^b=ch,d^b=df,d^c=dfgh46 conjugacy classes — view the full character table.
| maximal subgroup of | #132871, #486860, #486988, … |
| maximal normal subgroup of | #132871, #486860, #486988, … |
| maximal quotient of | #582227, #582437, #582613, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 45419);