| d | ρ | Label | ID | ||
|---|---|---|---|---|---|
| C18×S4 | 54 | 3 | C18xS4 | 432,532 |
| extension | φ:Q→Aut N | d | ρ | Label | ID |
|---|---|---|---|---|---|
| C2.1(C9×S4) = C9×A4⋊C4 | central extension (φ=1) | 108 | 3 | C2.1(C9xS4) | 432,242 |
| C2.2(C9×S4) = C9×CSU2(𝔽3) | central stem extension (φ=1) | 144 | 2 | C2.2(C9xS4) | 432,240 |
| C2.3(C9×S4) = C9×GL2(𝔽3) | central stem extension (φ=1) | 72 | 2 | C2.3(C9xS4) | 432,241 |