J_{2}.2

2_{−}^{1+4} : S_{5}  315 1a^{+} + 14ab + 36a^{+} + 90a^{+} + 160a^{+}  5

Character Numbers: [ 1, 3, 5, 10, 14 ]

S_{1} S_{2} S_{3} S_{4} S_{5}
χ_{1} 1 10 64 80 160
χ_{2} 1 −5  4 20 −20
χ_{3} 1 5 −16 10  0
χ_{4} 1 3  8 −4 −8
χ_{5} 1 −2 −2 −4  7

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