transitive_group_id: [18,120] Description: C3 x ((C3 x C3 x C3) : (C2 x C2)) Stabilizer: C3 x S3 Density: 1 Join: True Spectrum: [(1, 240), (-62, 1), (262, 1), (-26, 8), (10, 16), (-8, 56), (28, 2)]