Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #3055 |
| automorphism | Aut(G) order 131072 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C29 |
| direct product | C2×#3055 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C22×D4 |
| commutator, Frattini, cosocle | C2×C4 | C25 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C24×C4 ◁ G | |
| LECS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
1621 conjugacy classes of subgroups.
| minimal degree | μ(G) = 14 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 5 generators on 14 points:
(1,2);(3,4)(5,6)(8,11)(9,13)(12,14);(7,8,9,11,10,12,13,14);(4,6);(8,12)(11,14)64 conjugacy classes — view the full character table.
| maximal subgroup of | #114398, #114404, #114661, … |
| maximal normal subgroup of | #114398, #114404, #114661, … |
| maximal quotient of | C2×#19162, C2×#19164, C2×#19166, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 53430);