d | ρ | Label | ID | ||
---|---|---|---|---|---|
C494 | 494 | 1 | C494 | 494,4 |
extension | φ:Q→Aut N | d | ρ | Label | ID |
---|---|---|---|---|---|
C247⋊1C2 = D247 | φ: C2/C1 → C2 ⊆ Aut C247 | 247 | 2+ | C247:1C2 | 494,3 |
C247⋊2C2 = C13×D19 | φ: C2/C1 → C2 ⊆ Aut C247 | 247 | 2 | C247:2C2 | 494,2 |
C247⋊3C2 = C19×D13 | φ: C2/C1 → C2 ⊆ Aut C247 | 247 | 2 | C247:3C2 | 494,1 |