| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|
| C21⋊1(C22×C4) = C4×S3×D7 | φ: C22×C4/C4 → C22 ⊆ Aut C21 | 84 | 4 | C21:1(C2^2xC4) | 336,147 |
| C21⋊2(C22×C4) = C2×Dic3×D7 | φ: C22×C4/C22 → C22 ⊆ Aut C21 | 168 | | C21:2(C2^2xC4) | 336,151 |
| C21⋊3(C22×C4) = C2×S3×Dic7 | φ: C22×C4/C22 → C22 ⊆ Aut C21 | 168 | | C21:3(C2^2xC4) | 336,154 |
| C21⋊4(C22×C4) = C2×D21⋊C4 | φ: C22×C4/C22 → C22 ⊆ Aut C21 | 168 | | C21:4(C2^2xC4) | 336,156 |
| C21⋊5(C22×C4) = C2×C4×D21 | φ: C22×C4/C2×C4 → C2 ⊆ Aut C21 | 168 | | C21:5(C2^2xC4) | 336,195 |
| C21⋊6(C22×C4) = D7×C2×C12 | φ: C22×C4/C2×C4 → C2 ⊆ Aut C21 | 168 | | C21:6(C2^2xC4) | 336,175 |
| C21⋊7(C22×C4) = S3×C2×C28 | φ: C22×C4/C2×C4 → C2 ⊆ Aut C21 | 168 | | C21:7(C2^2xC4) | 336,185 |
| C21⋊8(C22×C4) = C22×Dic21 | φ: C22×C4/C23 → C2 ⊆ Aut C21 | 336 | | C21:8(C2^2xC4) | 336,202 |
| C21⋊9(C22×C4) = C2×C6×Dic7 | φ: C22×C4/C23 → C2 ⊆ Aut C21 | 336 | | C21:9(C2^2xC4) | 336,182 |
| C21⋊10(C22×C4) = Dic3×C2×C14 | φ: C22×C4/C23 → C2 ⊆ Aut C21 | 336 | | C21:10(C2^2xC4) | 336,192 |