Co_{2}

U_{6}(2).2  2300 1a + 275a + 2024a  3

Character Numbers: [ 1, 4, 6 ]

S_{1} S_{2} S_{3}
χ_{1} 1 891 1408
χ_{2} 1 63 −64
χ_{3} 1 −9  8

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