transitive_group_id: [18,421]

 Description: (((C3 x C3) : C3) x ((C3 x C3) : C3)) : C4 

 Stabilizer: (C3 x ((C3 x C3) : C3)) : C2 

Density: 1

Join: True 

Spectrum: [(-734, 1), (34, 72), (4, 144), (2182, 1), (7, 288), (40, 48), (10, 648), (76, 2), (49, 16), (-14, 96), (-140, 16), (-74, 72), (-8, 648), (-2, 864)]