Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #447 |
| automorphism | Aut(G) order 16384 |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C42 | C2×D4 |
| commutator | C2×C4 | C23×C4 |
| Frattini, cosocle | C42 | C24 |
| socle | C22 | C22×C4⋊C4 |
| prime radical | C24 | C4⋊C4 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C42 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C42 ▷ C22 ▷ C1 | |
334 conjugacy classes of subgroups.
| minimal degree | μ(G) = 32 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 4 generators on 32 points:
(1,2)(3,10)(4,8)(5,14)(6,9)(7,13)(11,16)(12,15)(17,18,20,23,21,24,27,30)(19,22,26,29,25,28,31,32);(1,3,5,13,6,11,4,12)(2,7,8,10,9,15,14,16)(17,19)(18,22)(20,26)(21,25)(23,29)(24,28)(27,31)(30,32);(3,11)(7,15)(10,16)(12,13)(19,25)(22,28)(26,31)(29,32);(1,4,6,5)(2,8,9,14)(3,12,11,13)(7,10,15,16)Polycyclic presentation:
2^8|a^2=f,b^2=e,d^2=g,e^2=g,f^2=h,b^a=be,e^a=eg,c^b=cgh76 conjugacy classes — view the full character table.
| maximal subgroup of | #109839, #109840, #109841, … |
| maximal normal subgroup of | #109839, #109840, #109841, … |
| maximal quotient of | #180924, #183371, C4×#1573, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 10794);