p = 11 q = 37 x that is a gap [711, 711] Length: 1 [718, 718] Length: 1 [721, 722] Length: 2 [728, 729] Length: 2 [732, 733] Length: 2 [738, 744] Length: 7 [748, 755] Length: 8 [758, 766] Length: 9