transitive_group_id: [18,347] Description: (((C3 x C3 x C3) : (C2 x C2)) : C3) x S3 Stabilizer: (C3 x C3 x C3) : (C2 x C2) Density: 1 Join: True Spectrum: [(1, 768), (34, 12), (1495, 1), (4, 288), (37, 3), (7, 72), (-23, 144), (13, 144), (-107, 9), (-11, 72), (55, 9), (-2, 420), (-449, 2)]