Finite Group DatabasebetaFinite Group Databasebeta| order | 19306 |
| automorphism | ? |
| homology | Abelianization (H1) = C2 · Schur multiplier (H2) = C7 |
| unambiguous semidirect product | C7⋊D1379 |
| unambiguous semidirect product | C197⋊(C7⋊D7) |
| Fitting, socle, derived, Hall | C72×C197 ⋊ C2 |
| Sylow | C197 ⋊ C7⋊D7 |
| Sylow | C72 ⋊ D197 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, cosocle, hypocenter | C72×C197 | C2 |
| LCS | G ▷ C72×C197 | |
| UCS | C1 | |
40 conjugacy classes of subgroups.
Polycyclic presentation:
2,7^2,197|b^a=b^6,c^a=c^6,d^a=d^1964828 conjugacy classes. The character table is too large to display.
| maximal subgroup of | #50311032, D7×D1379, C7⋊D7×D197, … |
| maximal normal subgroup of | #50311032, D7×D1379, C7⋊D7×D197, … |
| maximal quotient of | C7⋊Dic1379, C2×C7⋊D1379 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(19306, 14);