transitive_group_id: [12,128]

 Description: (A4 x A4) : C2 

 Stabilizer: C2 x A4 

Density: 1

Join: False 

Spectrum: [(-30, 2), (66, 1), (2, 189), (6, 8), (138, 1), (42, 2), (-42, 4), (-6, 81)]