SmallGroups identifier of | Hall Senior classification of | Schur multiplier
| 2-rank of
| 4-rank of
| Maximum of
|
|
| (2) | 2 | 0 | 2 |
|
| (2) | 2 | 0 | 2 |
|
| (2,2) | 2 | 1 | 3 |
|
| (2,2) | 2 | 1 | 3 |
|
| (2,2) | 2 | 1 | 3 |
|
| (2,2,2) | 2 | 2 | 3 |
|
| (2,2,2,2) | 3 | 2 or 3 | 4 |