Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #3003 |
| automorphism | Aut(G) order 524288 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C29 |
| direct product | C2×#3038 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C22×D4 |
| commutator, Frattini, cosocle | C2×C4 | C25 |
| LCS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C22×C42 ◁ G | |
| LECS | G ▷ C2×C4 ▷ C2 ▷ C1 | |
1739 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);(4,6)(8,12)(9,10)(13,14);(3,4,5,6);(7,8)(9,12)(10,14)(11,13);(7,9,11,10)(8,12,13,14)64 conjugacy classes — view the full character table.
| maximal subgroup of | #111757, #111803, #111887, … |
| maximal normal subgroup of | #111757, #111803, #111887, … |
| maximal quotient of | C2×#19266, C2×#19267, C2×#19268, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 53400);