Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #47826 |
| automorphism | Aut(G) = C215 (order 32768) · Inn(G) = C25 · Out(G) = C210 |
| 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 | #2535 | C2 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
781 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 32 points:
(1,2,5,3)(4,7,8,6)(9,10,13,11)(12,15,16,14)(18,22)(23,26)(24,29)(30,32);(2,3)(6,7)(9,11,13,10)(12,15,16,14)(18,22)(19,25)(20,28)(30,32);(9,12)(10,14)(11,15)(13,16)(17,18)(19,26)(20,24)(21,22)(23,25)(27,32)(28,29)(30,31);(1,3,5,2)(4,7,8,6)(17,19,21,25)(18,23,22,26)(20,27,28,31)(24,30,29,32);(1,4,5,8)(2,6,3,7)(17,20)(18,24)(19,27)(21,28)(22,29)(23,30)(25,31)(26,32)Polycyclic presentation:
2^8|a^2=fgh,b^2=gh,d^2=fh,e^2=f,b^a=bf,c^a=cg,e^a=ef,c^b=ch,d^b=dfh,e^b=eh,d^c=dh52 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#51200, #7707289, #7707295, … |
| maximal normal subgroup of | C2×#51200, #7707289, #7707295, … |
| maximal quotient of | #560456, #560615, #561466, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 44188);