Co_{3}

HS  11178 1a + 23a + 275a + 2024a + 8855a  5

Character Numbers: [ 1, 2, 5, 9, 15 ]

S_{1}  S_{2} S_{3}  S_{4}  S_{5}
χ_{1} 1 352 1100 4125 5600
χ_{2} 1 −176 440 −825 560
χ_{3} 1  76 134 −15 −196
χ_{4} 1 −26 20  75 −70
χ_{5} 1  4 −10 −15  20

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