Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C8 · Schur multiplier (H2) = C24 |
| unambiguous semidirect product | D5⋊#1319 |
| Sylow | C5 ⋊ C2×#1319 |
618 conjugacy classes of subgroups; only the 98 normal subgroups are shown.
This group has 618 conjugacy classes of subgroups — too many to draw. Only its 98 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| transitive degree | μt(G) = 160 |
Polycyclic presentation:
2^8,5|a^2=e,b^2=h,d^2=h,e^2=g,b^a=bd,d^a=df,f^a=fh,i^a=i^2,d^b=dh,e^b=efh,i^c=i^4,e^d=eh,i^e=i^480 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 1093389);