F i_{22}

O_{7}(3)  14080 1a + 429a + 13650a  3

Character Numbers: [ 1, 3, 9 ]

O_{7}(3)  14080 1a + 429a + 13650a  3

Character Numbers: [ 1, 3, 9 ]

S_{1} S_{2}  S_{3}
χ_{1} 1 3159 10920
χ_{2} 1 279 −280
χ_{3} 1 −9  8

Ramanujan Graphs: [ 2, 3 ]