transitive_group_id: [18,183]

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

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

Density: 1

Join: False 

Spectrum: [(1, 270), (-31, 16), (15, 81), (-17, 81), (401, 1), (113, 1), (-1, 126)]