Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of D4×#120 |
| 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 | |
930 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 24 points:
(1,2,5,6)(3,4,7,8)(9,10,14,12)(11,15,13,16)(18,22)(23,24);(1,2)(3,4)(5,6)(7,8)(9,10,14,12)(11,16,13,15)(17,18,21,22)(19,23,20,24);(2,6)(3,7)(9,11,14,13)(10,15,12,16)(17,19,21,20)(18,23,22,24);(1,3)(2,4)(5,7)(6,8)(9,12,14,10)(11,15,13,16);(1,4)(2,7)(3,6)(5,8)(9,13,14,11)(10,16,12,15)(17,20,21,19)(18,24,22,23)Polycyclic presentation:
2^8|a^2=h,b^2=fh,c^2=fh,d^2=gh,e^2=fh,b^a=bf,c^a=cg,c^b=ch,e^b=eh,d^c=dh,e^d=eh70 conjugacy classes — view the full character table.
| maximal subgroup of | #224581, #224587, #224596, … |
| maximal normal subgroup of | #224581, #224587, #224596, … |
| maximal quotient of | #519187, #519199, #519252, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 29593);