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) = C28 |
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 | |
947 conjugacy classes of subgroups.
| minimal degree | μ(G) = 36 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 36 points:
(1,2,3,4)(6,10)(11,14)(12,17)(18,20)(21,22)(23,26)(24,32)(25,28)(27,33)(29,31)(30,35)(34,36);(6,10)(7,13)(8,16)(18,20)(21,22,25,28)(23,26,31,29)(24,32,33,27)(30,35,36,34);(1,2)(3,4)(5,6)(7,14)(8,12)(9,10)(11,13)(15,20)(16,17)(18,19)(21,22)(23,29)(24,27)(25,28)(26,31)(30,35)(32,33)(34,36);(5,7,9,13)(6,11,10,14)(8,15,16,19)(12,18,17,20)(21,23)(22,26)(24,30)(25,31)(27,34)(28,29)(32,35)(33,36);(5,8)(6,12)(7,15)(9,16)(10,17)(11,18)(13,19)(14,20)(21,24,25,33)(22,27,28,32)(23,30,31,36)(26,34,29,35)Polycyclic presentation:
2^8|a^2=fgh,b^2=f,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×#50877, #7706726, #7706729, … |
| maximal normal subgroup of | C2×#50877, #7706726, #7706729, … |
| maximal quotient of | #560547, #560552, #561642, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 43865);