p = 19 q = 47 x that is a gap [1549, 1549] Length: 1 [1567, 1568] Length: 2 [1578, 1578] Length: 1 [1585, 1587] Length: 3 [1596, 1597] Length: 2 [1603, 1606] Length: 4 [1614, 1616] Length: 3 [1621, 1625] Length: 5 [1632, 1635] Length: 4 [1639, 1644] Length: 6 [1650, 1654] Length: 5 [1657, 1663] Length: 7 [1668, 1673] Length: 6 [1676, 1682] Length: 7 [1686, 1701] Length: 16 [1704, 1720] Length: 17