| d | ρ | Label | ID | ||
|---|---|---|---|---|---|
| C3×D51 | 102 | 2 | C3xD51 | 306,7 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C3⋊D51 = C3⋊D51 | φ: D51/C51 → C2 ⊆ Aut C3 | 153 | C3:D51 | 306,9 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C3.D51 = D153 | φ: D51/C51 → C2 ⊆ Aut C3 | 153 | 2+ | C3.D51 | 306,3 |