F i_{22}

2.U_{6}(2)  3510 1a + 429a + 3080a  3

Character Numbers: [ 1, 3, 7 ]

S_{1} S_{2} S_{3}
χ_{1} 1 693 2816
χ_{2} 1 63 −64
χ_{3} 1 −9  8

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