Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C2×C4 |
No aliases for this group.
| Sylow | C5 ⋊ #13274 |
338 conjugacy classes of subgroups; only the 98 normal subgroups are shown.
This group has 338 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) = 640 |
Polycyclic presentation:
2^8,5|a^2=f,b^2=defg,c^2=e,d^2=gh,f^2=g,g^2=h,b^a=bd,c^a=ce,i^a=i^2,d^b=dg,f^b=fg,g^b=gh,i^b=i^2,i^f=i^480 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 1097711);