transitive_group_id: [18,417]

 Description: ((((C9 x C3) : C3) : C3) : C3) : (C2 x C2) 

 Stabilizer: C3 x ((C3 x C3) : C6) 

Density: 1

Join: True 

Spectrum: [(1, 1296), (-1022, 1), (-29, 144), (4, 288), (1894, 1), (436, 2), (25, 144), (-131, 16), (-2, 1008), (31, 16)]