He

S_{4}(4).2  2058 1a + 51ab + 680a + 1275a  5

Character Numbers: [ 1, 2, 3, 6, 9 ]

S_{1}  S_{2}  S_{3} S_{4} S_{5}
χ_{1} 1  136  136 425 1360
χ_{2} 1 −18 − 14i7 −4 + 28b7 75 −40
χ_{3} 1 −4 + 28b7 −18 − 14i7 75 −40
χ_{4} 1  10  10 5 −26
χ_{5} 1  −4  −4 −9 16

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