Finite Group DatabasebetaFinite Group Databasebeta| order | 256 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of #2403 |
| automorphism | Aut(G) order 1048576 |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C211 |
| direct product | C2×#2410 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C24 | C24 |
| commutator, Frattini, cosocle | C23 | C25 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
4365 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)(7,8,9,10);(3,4)(5,6)(7,8)(9,10)(12,14);(7,8)(9,10)(11,12)(13,14);(3,4)(5,6)(7,8)(9,10)76 conjugacy classes — view the full character table.
| maximal subgroup of | #115163, #133893, #134083, … |
| maximal normal subgroup of | #115163, #133893, #134083, … |
| maximal quotient of | C2×#13867, C2×#13877, C2×#13971, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(256, 27634);