p = 17 q = 53 x that is a gap [1590, 1592] Length: 3 [1606, 1609] Length: 4 [1622, 1626] Length: 5 [1638, 1645] Length: 8 [1654, 1662] Length: 9 [1670, 1679] Length: 10 [1686, 1698] Length: 13 [1702, 1715] Length: 14 [1718, 1732] Length: 15