Co_{2}

2^{10} : M_{22} : 2  46575 1a + 275a + 2024a + 12650a + 31625b  5

Character Numbers: [ 1, 4, 6, 14, 17 ]

S_{1} S_{2} S_{3}  S_{4}  S_{5}
χ_{1} 1 462 2464 21120 22528
χ_{2} 1 −21 532 −960 448
χ_{3} 1 87 64 120 −272
χ_{4} 1 −21 28 120 −128
χ_{5} 1  3 −20 −48  64

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