Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #53390 |
| 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, prime radical, cosocle | C23 | C25 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
613 conjugacy classes of subgroups.
| minimal degree | μ(G) = 48 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 5 generators on 48 points:
(2,6)(3,9)(8,13)(10,15)(17,18,22,25)(19,20,27,23)(21,24,29,31)(26,28,32,30)(33,34,39,37)(35,42,36,40)(38,45,46,41)(43,47,44,48);(2,6)(7,12)(8,13)(14,16)(21,29)(24,31)(26,32)(28,30)(33,35,39,36)(34,40,37,42)(38,43,46,44)(41,47,45,48);(1,2,5,6)(3,7,9,12)(4,8,11,13)(10,14,15,16)(17,19,22,27)(18,23,25,20)(21,26,29,32)(24,30,31,28)(33,36,39,35)(34,40,37,42)(38,44,46,43)(41,47,45,48);(1,3,5,9)(2,7,6,12)(4,10,11,15)(8,14,13,16)(17,20,22,23)(18,19,25,27)(21,28,29,30)(24,26,31,32)(33,37,39,34)(35,40,36,42)(38,45,46,41)(43,47,44,48);(1,4,5,11)(2,8,6,13)(3,10,9,15)(7,14,12,16)(17,21,22,29)(18,24,25,31)(19,26,27,32)(20,28,23,30)(33,38)(34,41)(35,43)(36,44)(37,45)(39,46)(40,47)(42,48)Polycyclic presentation:
2^8|a^2=fgh,b^2=f,c^2=fg,d^2=fg,e^2=g,b^a=bf,c^a=cg,d^a=dg,e^a=ef,c^b=ch,d^b=df,e^b=egh,d^c=dgh46 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#54740, #8103866, #8103896, … |
| maximal normal subgroup of | C2×#54740, #8103866, #8103896, … |
| maximal quotient of | #586228, #586682, #586758, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 47728);