| d | ρ | Label | ID | ||
|---|---|---|---|---|---|
| C23×D31 | 248 | C2^3xD31 | 496,41 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C23⋊D31 = C2×C31⋊D4 | φ: D31/C31 → C2 ⊆ Aut C23 | 248 | C2^3:D31 | 496,36 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C23.D31 = C23.D31 | φ: D31/C31 → C2 ⊆ Aut C23 | 248 | C2^3.D31 | 496,18 | |
| C23.2D31 = C22×Dic31 | central extension (φ=1) | 496 | C2^3.2D31 | 496,35 |