Finite Group DatabasebetaFinite Group Databasebeta| order | 2000 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C4×C5 · Schur multiplier (H2) = C2 |
| unambiguous semidirect product | #87718⋊C5 |
| Sylow | 5−1+2 ⋊ C4⋊C4 |
94 conjugacy classes of subgroups.
| transitive degree | μt(G) = 400 |
Polycyclic presentation:
2^2,5,2^2,5^2|a^2=e,b^2=d,f^5=g,b^a=be,f^a=f^4g^4,g^a=g^4,f^c=fg^4146 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(2000, 155);