transitive_group_id: [14,31]

 Description: (C7 x C7) : ((C6 x C2) : C2) 

 Stabilizer: C2 x (C7 : C6) 

Density: 1

Join: True 

Spectrum: [(1, 864), (36, 22), (624, 1), (-552, 1), (-6, 288)]