transitive_group_id: [18,265]

 Description: C2 x ((A4 x A4) : C4) 

 Stabilizer: ((C8 : C2) : C2) : C2 

Density: 1.0

Join: False 

Spectrum: [(1, 540), (-31, 32), (15, 243), (-49, 81), (689, 1), (113, 3), (-1, 252)]