Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #3532 |
| automorphism | Aut(G) order 262144 |
| homology | Abelianization (H1) = C24×C4 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, socle, cosocle | C23 | C25 |
| commutator | C22 | C24×C4 |
| prime radical | C25 | C23 |
| LCS | G ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
1189 conjugacy classes of subgroups.
| minimal degree | μ(G) = 28 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 28 points:
(1,2,3,4)(5,6)(7,11)(8,9)(10,12)(14,18)(15,21)(16,24)(26,28);(6,9)(10,11)(13,14,17,18)(15,22,21,19)(16,20,24,25)(23,28,27,26);(13,15,17,21)(14,19,18,22)(16,23,24,27)(20,26,25,28);(5,6)(7,10)(8,9)(11,12)(13,14)(15,19)(16,20)(17,18)(21,22)(23,26)(24,25)(27,28);(5,7)(6,10)(8,12)(9,11)(13,16)(14,20)(15,23)(17,24)(18,25)(19,26)(21,27)(22,28)Polycyclic presentation:
2^8|a^2=h,b^2=g,c^2=g,b^a=bf,c^a=cg,d^a=dg,e^a=ef,c^b=cg,d^b=df76 conjugacy classes — view the full character table.
| maximal subgroup of | #107199, #107205, #107569, … |
| maximal normal subgroup of | #107199, #107205, #107569, … |
| maximal quotient of | #513783, #513798, #513816, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 27358);