Co_{3}

3^{5} : (2 × M_{11}) 128800 {1a + 275a + 5544a + 8855a + 23000a + \atop 91125a} 6

Character Numbers: [ 1, 5, 13, 15, 20, 31 ]

S_{1} S_{2} S_{3}  S_{4}  S_{5}  S_{6}
χ_{1} 1 495 2673 32076 40095 53460
χ_{2} 1 35 741 2268 −1305 −1740
χ_{3} 1 −55 123 −324  495 −240
χ_{4} 1 35 93 −324 −225  420
χ_{5} 1 35 −15  0  207 −228
χ_{6} 1 −9 −15  44 −57  36

Ramanujan Graphs: [ 2, 3, 4, 5, 6 ], [ 3, 4, 5, 6 ], [ 4, 6 ]